Why does everyone run ancient Postgres versions?

The risk/reward ratio of fucking with something that works perfectly fine as is is not great.

So for fresh installs yes but existing ones not so much

That and capitalism doesn’t reward slow and steady, keeping things stable and well oiled. It rewards delivering shoddy features at break neck speed even if they need to be recalled after two weeks. That’s what Wall Street and the shareholders want. Hence why senior management rarely cares about addressing tech debt.

“Show me the incentive, I’ll show you the outcome”