There is a weird thing in the world that every 10 years, someone tries to do exactly the same as what someone had already tried, and which was proven to be a massive failure. But hey, let's try again, maybe making the mistake twice will fix things https://www.insidehighered.com/digital-learning/article/2019/11/22/stanford-conducts-classes-virtual-world

There is a very simple reason why 3D spaces don't work for education, meetings, conferences, shopping, etc. It's because in a 3D space, you have to constantly navigate to do anything ... which is massively inefficient.

I have written about this so many times: Here is from earlier this year: https://twitter.com/baekdal/status/1100044732032380928