I haven’t taken the time nor have I run across any prototype renderings of the wall.
Wasn’t there a bollard-type concept offered? I kinda like that concept, and we could see through it which I think is quite important.
See these in case you missed them:
https://www.youtube.com/watch?v=kegTk9bXKfE
https://www.youtube.com/watch?v=Bv0Qaxw_dBE