Are we over-engineering with modern CSS?

I'll beryllium talking astatine CSS Day again this year! cssday.com - afloat talk is here: https://www.youtube.com/watch?v=k_3pRxdv-cI - and sorry it's not clickable, YouTube doesn't make links cilckable successful Short descriptions aliases comments, and I can't make a "related video" spell to 1 that's connected different channel