Reminds me a bit of the old smalltalk GUI. It had this sort of "object editing" capability IIRC. Actually, smalltalk could connect different data types, such as

Reminds me a bit of the old smalltalk GUI. It had this sort of "object editing" capability IIRC. Actually, smalltalk could connect different data types, such as code, images, videos, presentations, docs, etc into a cohesive whole. Not as polished as your demo of course , but that was the core idea.