If there was an AI model that ran locally on a PC for basic things and cloud sourced computer power for more complex tasks, all of these data centers would become obsolete in an instant. All of the invested capital and materials wasted in a flash.
Edit: lots of great counter points in the comments.
It’s a matter of degrees, one in a million consumers might be enough of an “enthusiast” to spend the money to setup a personal server. Even if I had the money ($100K) for a “powerful enough” server, the market is changing so fast it’s definitely rent-not-buy territory for anybody with any sense.