This idea that "everyone is a builder now" and therefore all specific roles are out the window is over-blurring.
Roles follow from differences in what we can see and judge.
When one person doesn't have every single kind of judgement necessary, you are back to teamwork.
After the Meta keynote, gotta say ... it does look like the computer industry is K-shaping toward:
• Unix workstations (like Omarchy)
• Non-computer devices (glasses, phones, tamagotchis...)
First time Apple looks behind on multiple fronts.