Middle-management as we knew it at the turn of the 2010s is probably gone forever. You don't need to coordinate many many teams as you used to. Same as huge frontend team with dedicated support for graphql, etc. AI made most of that redundant.

By extension we're going to need a lot less middle managers as coordination problems decrease.

As for the point I think you're trying to make, the problem with middle management and other chokepoints in general (like PM teams) is that often they become an antipattern. They soak in all the information and then dole it out parsimoniously, so the typical experience as an IC is to be barely able to see the full picture