Building on the way Dynamicland makes assembling programs a physical thing, I wo...

Building on the way Dynamicland makes assembling programs a physical thing, I wonder why this couldn't fairly easily be extended to something like scratch[i]/snap![ii]/blocks[iii]?

[i] https://scratch.mit.edu/developers

[ii] https://appinventor.mit.edu/explore/understanding-blocks.htm...

[iii] https://snap.berkeley.edu/