diff --git a/frontend/app/block/block.tsx b/frontend/app/block/block.tsx
index 7b70678a1..6390ecbea 100644
--- a/frontend/app/block/block.tsx
+++ b/frontend/app/block/block.tsx
@@ -1,7 +1,14 @@
 // Copyright 2024, Command Line Inc.
 // SPDX-License-Identifier: Apache-2.0
 
-import { BlockComponentModel2, BlockProps } from "@/app/block/blocktypes";
+import {
+    BlockComponentModel2,
+    BlockNodeModel,
+    BlockProps,
+    FullBlockProps,
+    FullSubBlockProps,
+    SubBlockProps,
+} from "@/app/block/blocktypes";
 import { PlotView } from "@/app/view/plotview/plotview";
 import { PreviewModel, PreviewView, makePreviewModel } from "@/app/view/preview/preview";
 import { SysinfoView, SysinfoViewModel, makeSysinfoViewModel } from "@/app/view/sysinfo/sysinfo";
@@ -9,7 +16,7 @@ import { VDomView, makeVDomModel } from "@/app/view/vdom/vdom";
 import { VDomModel } from "@/app/view/vdom/vdom-model";
 import { ErrorBoundary } from "@/element/errorboundary";
 import { CenteredDiv } from "@/element/quickelems";
-import { NodeModel, useDebouncedNodeInnerRect } from "@/layout/index";
+import { useDebouncedNodeInnerRect } from "@/layout/index";
 import {
     counterInc,
     getBlockComponentModel,
@@ -30,14 +37,7 @@ import "./block.less";
 import { BlockFrame } from "./blockframe";
 import { blockViewToIcon, blockViewToName } from "./blockutil";
 
-type FullBlockProps = {
-    isSubBlock?: boolean;
-    preview: boolean;
-    nodeModel: NodeModel;
-    viewModel: ViewModel;
-};
-
-function makeViewModel(blockId: string, blockView: string, nodeModel: NodeModel): ViewModel {
+function makeViewModel(blockId: string, blockView: string, nodeModel: BlockNodeModel): ViewModel {
     if (blockView === "term") {
         return makeTerminalModel(blockId, nodeModel);
     }
@@ -146,7 +146,7 @@ const BlockPreview = memo(({ nodeModel, viewModel }: FullBlockProps) => {
     );
 });
 
-const BlockSubBlock = memo(({ nodeModel, viewModel }: FullBlockProps) => {
+const BlockSubBlock = memo(({ nodeModel, viewModel }: FullSubBlockProps) => {
     const [blockData] = useWaveObjectValue<Block>(makeORef("block", nodeModel.blockId));
     const blockRef = useRef<HTMLDivElement>(null);
     const contentRef = useRef<HTMLDivElement>(null);
@@ -304,10 +304,29 @@ const Block = memo((props: BlockProps) => {
     if (props.preview) {
         return <BlockPreview {...props} viewModel={viewModel} />;
     }
-    if (props.isSubBlock) {
-        return <BlockSubBlock {...props} viewModel={viewModel} />;
-    }
     return <BlockFull {...props} viewModel={viewModel} />;
 });
 
-export { Block };
+const SubBlock = memo((props: SubBlockProps) => {
+    counterInc("render-Block");
+    counterInc("render-Block-" + props.nodeModel?.blockId?.substring(0, 8));
+    const [blockData, loading] = useWaveObjectValue<Block>(makeORef("block", props.nodeModel.blockId));
+    const bcm = getBlockComponentModel(props.nodeModel.blockId);
+    let viewModel = bcm?.viewModel;
+    if (viewModel == null || viewModel.viewType != blockData?.meta?.view) {
+        viewModel = makeViewModel(props.nodeModel.blockId, blockData?.meta?.view, props.nodeModel);
+        registerBlockComponentModel(props.nodeModel.blockId, { viewModel });
+    }
+    useEffect(() => {
+        return () => {
+            unregisterBlockComponentModel(props.nodeModel.blockId);
+            viewModel?.dispose?.();
+        };
+    }, []);
+    if (loading || isBlank(props.nodeModel.blockId) || blockData == null) {
+        return null;
+    }
+    return <BlockSubBlock {...props} viewModel={viewModel} />;
+});
+
+export { Block, SubBlock };
diff --git a/frontend/app/block/blocktypes.ts b/frontend/app/block/blocktypes.ts
index 03322348b..97126c5eb 100644
--- a/frontend/app/block/blocktypes.ts
+++ b/frontend/app/block/blocktypes.ts
@@ -2,10 +2,33 @@
 // SPDX-License-Identifier: Apache-2.0
 
 import { NodeModel } from "@/layout/index";
-export interface BlockProps {
-    isSubBlock?: boolean;
+import { Atom } from "jotai";
+
+export interface BlockNodeModel {
+    blockId: string;
+    isFocused: Atom<boolean>;
+    onClose: () => void;
+    focusNode: () => void;
+}
+
+export type FullBlockProps = {
     preview: boolean;
     nodeModel: NodeModel;
+    viewModel: ViewModel;
+};
+
+export interface BlockProps {
+    preview: boolean;
+    nodeModel: NodeModel;
+}
+
+export type FullSubBlockProps = {
+    nodeModel: BlockNodeModel;
+    viewModel: ViewModel;
+};
+
+export interface SubBlockProps {
+    nodeModel: BlockNodeModel;
 }
 
 export interface BlockComponentModel2 {
diff --git a/frontend/app/element/quicktips.less b/frontend/app/element/quicktips.less
index 34a574bf5..e3ff547e8 100644
--- a/frontend/app/element/quicktips.less
+++ b/frontend/app/element/quicktips.less
@@ -54,7 +54,7 @@
                 font: var(--fixed-font);
                 font-size: 0.85em;
                 color: var(--keybinding-color);
-                background-color: var(--keybinding-bg-color);
+                background-color: var(--highlight-bg-color);
                 border-radius: 4px;
                 border: 1px solid var(--keybinding-border-color);
                 box-shadow: none;
diff --git a/frontend/app/view/helpview/helpview.tsx b/frontend/app/view/helpview/helpview.tsx
index 5f45c45b7..f843c6ca9 100644
--- a/frontend/app/view/helpview/helpview.tsx
+++ b/frontend/app/view/helpview/helpview.tsx
@@ -1,16 +1,16 @@
 // Copyright 2024, Command Line Inc.
 // SPDX-License-Identifier: Apache-2.0
 
+import { BlockNodeModel } from "@/app/block/blocktypes";
 import { getApi } from "@/app/store/global";
 import { WebView, WebViewModel } from "@/app/view/webview/webview";
-import { NodeModel } from "@/layout/index";
 import { fireAndForget } from "@/util/util";
 import { atom, useAtomValue } from "jotai";
 import { useCallback } from "react";
 import "./helpview.less";
 
 class HelpViewModel extends WebViewModel {
-    constructor(blockId: string, nodeModel: NodeModel) {
+    constructor(blockId: string, nodeModel: BlockNodeModel) {
         super(blockId, nodeModel);
         this.getSettingsMenuItems = undefined;
         this.viewText = atom((get) => {
@@ -44,7 +44,7 @@ class HelpViewModel extends WebViewModel {
     }
 }
 
-function makeHelpViewModel(blockId: string, nodeModel: NodeModel) {
+function makeHelpViewModel(blockId: string, nodeModel: BlockNodeModel) {
     return new HelpViewModel(blockId, nodeModel);
 }
 
diff --git a/frontend/app/view/preview/preview.tsx b/frontend/app/view/preview/preview.tsx
index 66598b829..f0e1a67f9 100644
--- a/frontend/app/view/preview/preview.tsx
+++ b/frontend/app/view/preview/preview.tsx
@@ -1,6 +1,7 @@
 // Copyright 2024, Command Line Inc.
 // SPDX-License-Identifier: Apache-2.0
 
+import { BlockNodeModel } from "@/app/block/blocktypes";
 import { CenteredDiv } from "@/app/element/quickelems";
 import { TypeAheadModal } from "@/app/modals/typeaheadmodal";
 import { ContextMenuModel } from "@/app/store/contextmenu";
@@ -9,7 +10,6 @@ import { RpcApi } from "@/app/store/wshclientapi";
 import { TabRpcClient } from "@/app/store/wshrpcutil";
 import { CodeEditor } from "@/app/view/codeeditor/codeeditor";
 import { Markdown } from "@/element/markdown";
-import { NodeModel } from "@/layout/index";
 import { atoms, createBlock, getConnStatusAtom, getSettingsKeyAtom, globalStore, refocusNode } from "@/store/global";
 import * as services from "@/store/services";
 import * as WOS from "@/store/wos";
@@ -98,7 +98,7 @@ function isStreamingType(mimeType: string): boolean {
 export class PreviewModel implements ViewModel {
     viewType: string;
     blockId: string;
-    nodeModel: NodeModel;
+    nodeModel: BlockNodeModel;
     blockAtom: Atom<Block>;
     viewIcon: Atom<string | IconButtonDecl>;
     viewName: Atom<string>;
@@ -141,7 +141,7 @@ export class PreviewModel implements ViewModel {
     directoryKeyDownHandler: (waveEvent: WaveKeyboardEvent) => boolean;
     codeEditKeyDownHandler: (waveEvent: WaveKeyboardEvent) => boolean;
 
-    constructor(blockId: string, nodeModel: NodeModel) {
+    constructor(blockId: string, nodeModel: BlockNodeModel) {
         this.viewType = "preview";
         this.blockId = blockId;
         this.nodeModel = nodeModel;
@@ -733,7 +733,7 @@ export class PreviewModel implements ViewModel {
     }
 }
 
-function makePreviewModel(blockId: string, nodeModel: NodeModel): PreviewModel {
+function makePreviewModel(blockId: string, nodeModel: BlockNodeModel): PreviewModel {
     const previewModel = new PreviewModel(blockId, nodeModel);
     return previewModel;
 }
diff --git a/frontend/app/view/term/term.tsx b/frontend/app/view/term/term.tsx
index eab67e915..aa1f30359 100644
--- a/frontend/app/view/term/term.tsx
+++ b/frontend/app/view/term/term.tsx
@@ -1,7 +1,8 @@
 // Copyright 2024, Command Line Inc.
 // SPDX-License-Identifier: Apache-2.0
 
-import { Block } from "@/app/block/block";
+import { Block, SubBlock } from "@/app/block/block";
+import { BlockNodeModel } from "@/app/block/blocktypes";
 import { getAllGlobalKeyBindings } from "@/app/store/keymodel";
 import { waveEventSubscribe } from "@/app/store/wps";
 import { RpcApi } from "@/app/store/wshclientapi";
@@ -9,7 +10,6 @@ import { makeFeBlockRouteId } from "@/app/store/wshrouter";
 import { DefaultRouter, TabRpcClient } from "@/app/store/wshrpcutil";
 import { TermWshClient } from "@/app/view/term/term-wsh";
 import { VDomModel } from "@/app/view/vdom/vdom-model";
-import { NodeModel } from "@/layout/index";
 import {
     WOS,
     atoms,
@@ -41,7 +41,7 @@ type InitialLoadDataType = {
 
 class TermViewModel {
     viewType: string;
-    nodeModel: NodeModel;
+    nodeModel: BlockNodeModel;
     connected: boolean;
     termRef: React.RefObject<TermWrap>;
     blockAtom: jotai.Atom<Block>;
@@ -59,7 +59,7 @@ class TermViewModel {
     fontSizeAtom: jotai.Atom<number>;
     termThemeNameAtom: jotai.Atom<string>;
 
-    constructor(blockId: string, nodeModel: NodeModel) {
+    constructor(blockId: string, nodeModel: BlockNodeModel) {
         this.viewType = "term";
         this.blockId = blockId;
         this.termWshClient = new TermWshClient(blockId, this);
@@ -351,7 +351,7 @@ class TermViewModel {
     }
 }
 
-function makeTerminalModel(blockId: string, nodeModel: NodeModel): TermViewModel {
+function makeTerminalModel(blockId: string, nodeModel: BlockNodeModel): TermViewModel {
     return new TermViewModel(blockId, nodeModel);
 }
 
@@ -407,6 +407,9 @@ const TermVDomNodeSingleId = ({ vdomBlockId, blockId, model }: TerminalViewProps
     let vdomNodeModel = {
         blockId: vdomBlockId,
         isFocused: isFocusedAtom,
+        focusNode: () => {
+            model.nodeModel.focusNode();
+        },
         onClose: () => {
             if (vdomBlockId != null) {
                 RpcApi.DeleteSubBlockCommand(TabRpcClient, { blockid: vdomBlockId });
@@ -415,7 +418,7 @@ const TermVDomNodeSingleId = ({ vdomBlockId, blockId, model }: TerminalViewProps
     };
     return (
         <div key="htmlElem" className="term-htmlelem">
-            <Block key="vdom" isSubBlock={true} preview={false} nodeModel={vdomNodeModel} />
+            <SubBlock key="vdom" nodeModel={vdomNodeModel} />
         </div>
     );
 };
diff --git a/frontend/app/view/vdom/vdom-model.tsx b/frontend/app/view/vdom/vdom-model.tsx
index c4ce4d974..07f301fdb 100644
--- a/frontend/app/view/vdom/vdom-model.tsx
+++ b/frontend/app/view/vdom/vdom-model.tsx
@@ -1,6 +1,7 @@
 // Copyright 2024, Command Line Inc.
 // SPDX-License-Identifier: Apache-2.0
 
+import { BlockNodeModel } from "@/app/block/blocktypes";
 import { getBlockMetaKeyAtom, globalStore, WOS } from "@/app/store/global";
 import { makeORef } from "@/app/store/wos";
 import { waveEventSubscribe } from "@/app/store/wps";
@@ -8,7 +9,6 @@ import { RpcResponseHelper, WshClient } from "@/app/store/wshclient";
 import { RpcApi } from "@/app/store/wshclientapi";
 import { makeFeBlockRouteId } from "@/app/store/wshrouter";
 import { DefaultRouter, TabRpcClient } from "@/app/store/wshrpcutil";
-import { NodeModel } from "@/layout/index";
 import { adaptFromReactOrNativeKeyEvent, checkKeyPressed } from "@/util/keyutil";
 import debug from "debug";
 import * as jotai from "jotai";
@@ -79,7 +79,7 @@ class VDomWshClient extends WshClient {
 
 export class VDomModel {
     blockId: string;
-    nodeModel: NodeModel;
+    nodeModel: BlockNodeModel;
     viewType: string;
     viewIcon: jotai.Atom<string>;
     viewName: jotai.Atom<string>;
@@ -109,7 +109,7 @@ export class VDomModel {
     routeGoneUnsub: () => void;
     routeConfirmed: boolean = false;
 
-    constructor(blockId: string, nodeModel: NodeModel) {
+    constructor(blockId: string, nodeModel: BlockNodeModel) {
         this.viewType = "vdom";
         this.blockId = blockId;
         this.nodeModel = nodeModel;
diff --git a/frontend/app/view/vdom/vdom.tsx b/frontend/app/view/vdom/vdom.tsx
index 8f8706c05..08adfee7e 100644
--- a/frontend/app/view/vdom/vdom.tsx
+++ b/frontend/app/view/vdom/vdom.tsx
@@ -9,8 +9,8 @@ import debug from "debug";
 import * as jotai from "jotai";
 import * as React from "react";
 
+import { BlockNodeModel } from "@/app/block/blocktypes";
 import { convertVDomId, getTextChildren, validateAndWrapCss } from "@/app/view/vdom/vdom-utils";
-import { NodeModel } from "@/layout/index";
 import "./vdom.less";
 
 const TextTag = "#text";
@@ -331,7 +331,7 @@ function VDomRoot({ model }: { model: VDomModel }) {
     return <div className="vdom">{rtn}</div>;
 }
 
-function makeVDomModel(blockId: string, nodeModel: NodeModel): VDomModel {
+function makeVDomModel(blockId: string, nodeModel: BlockNodeModel): VDomModel {
     return new VDomModel(blockId, nodeModel);
 }
 
diff --git a/frontend/app/view/webview/webview.tsx b/frontend/app/view/webview/webview.tsx
index 1b333d4ff..42fa739e5 100644
--- a/frontend/app/view/webview/webview.tsx
+++ b/frontend/app/view/webview/webview.tsx
@@ -1,12 +1,12 @@
 // Copyright 2024, Command Line Inc.
 // SPDX-License-Identifier: Apache-2.0
 
+import { BlockNodeModel } from "@/app/block/blocktypes";
 import { getApi, getSettingsKeyAtom, openLink } from "@/app/store/global";
 import { getSimpleControlShiftAtom } from "@/app/store/keymodel";
 import { ObjectService } from "@/app/store/services";
 import { RpcApi } from "@/app/store/wshclientapi";
 import { TabRpcClient } from "@/app/store/wshrpcutil";
-import { NodeModel } from "@/layout/index";
 import { WOS, globalStore } from "@/store/global";
 import { adaptFromReactOrNativeKeyEvent, checkKeyPressed } from "@/util/keyutil";
 import { fireAndForget } from "@/util/util";
@@ -44,12 +44,12 @@ export class WebViewModel implements ViewModel {
     refreshIcon: PrimitiveAtom<string>;
     webviewRef: React.RefObject<WebviewTag>;
     urlInputRef: React.RefObject<HTMLInputElement>;
-    nodeModel: NodeModel;
+    nodeModel: BlockNodeModel;
     endIconButtons?: Atom<IconButtonDecl[]>;
     mediaPlaying: PrimitiveAtom<boolean>;
     mediaMuted: PrimitiveAtom<boolean>;
 
-    constructor(blockId: string, nodeModel: NodeModel) {
+    constructor(blockId: string, nodeModel: BlockNodeModel) {
         this.nodeModel = nodeModel;
         this.viewType = "web";
         this.blockId = blockId;
@@ -459,7 +459,7 @@ export class WebViewModel implements ViewModel {
     }
 }
 
-function makeWebViewModel(blockId: string, nodeModel: NodeModel): WebViewModel {
+function makeWebViewModel(blockId: string, nodeModel: BlockNodeModel): WebViewModel {
     const webviewModel = new WebViewModel(blockId, nodeModel);
     return webviewModel;
 }