It's worth emphasising that a great deal of work in unnecessary for improving net happiness and consumes resources in the process and so undermines long term prosperity.
A heretical thought I have had about Star Trek: the Federation has no need for Star Fleet. They're fantastically wealthy and cannot meaningfully gain from trade in physical items. They're not just singularity-esque wealthy relative to the present-day US, they're equally more secure. Nobody kills mass numbers of Federation citizens. That occasionally happens on poor planets elsewhere. Sucks but hey poverty sucks. So w…
Post-scarcity doesn't mean post-danger. No one has to do luge in the Winter Olympics to survive, and not more than 4 years ago someone died doing it, and yet people continue to do so.