Sure, computers are, but the really important ones - the ones that can perform the biggest calculations, make the fastest trades, mine bitcoin fastest, and now run the heaviest AI models - aren't. Capital always gives advantages, many of which are sizeable. There's a reason that the new AI hotness has investments in the billions.
On other hand we are currently hitting limits or at least we see them. And we have some picture how much resources is required to train and run these models. So I think we could draw some conclusions with spending let's say 1000 and a million to run one or have one available.