Embedding Windows applications in Tk frames

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Related topics:

• "Combining GUI applications developed with Tk and 'native' Windows toolkits"
• "Using MFC Controls as Tk widgets"
• ... Unix ...
• Newzpoint
• "Using Windows Controls in Tk Windows" is a more studious treatment of this same subject.

Steve Landers and MPJ used optcl to embed IE in a Tk frame for a client's application.

[Who'll be the first to translate this model into tcom?] MPJ If that happens I will update NewzPoint to use tcom.

Is there anything to say on the subject of "Embedding Tk applications in MFC windows"?