> The commenter didn't say "I don't like that the only two serious competitors are from the USA and China"

That's literally what the comment said:

> Still not sure how I feel about China of all places to control the only alternative AI stack, but I guess it's better than leaving everything to the US alone.

I.e. it would be preferable if, for example, Europe was in control of the alternative, but having China and the US is better than just the US.