Mine is that the useState hook is an actual plague on the entire React ecosystem. Regardless of your opinions of React, if you wanna use something then use it right.
1 of those GPUs can probably run 90% of what a small team would need, so you don't need the full thing.
That's about 600w of draw and 150w idle. Or about the same as a 5090. You don't need exotic power or cooling for that.