Every new framework promises to be the one that changes everything. Most stacks that age well were chosen for boring reasons, not exciting ones.
Optimise for who you can hire
A technically elegant but obscure stack becomes a liability the moment you need to hire, onboard, or hand the project to someone else. Popular, well-documented technology keeps your options open.
Boring technology is a feature
Mature frameworks and languages have already had their worst bugs found and fixed by someone else. Choosing something with a long track record trades a small amount of novelty for a large amount of stability.
“The best tech stack is the one your team can still confidently debug at 2am, three years from now.”
What's actually worth being selective about
Spend your risk budget on the two or three decisions that are genuinely hard to reverse later — your core data model and your primary language and framework — and default to boring, well-supported choices everywhere else.
A stack that ages well isn't the newest one. It's the one your team still understands and trusts years after the excitement of choosing it has faded.