[datadrivenangel]

Does having to refresh the key every 6 weeks instead of every year or whatever actually make a meaningful difference security-wise?

[plorkyeran]

At the minimum you’ll remember how to do it if you have to do it every six weeks.

[1024kb]

If the key becomes compromised, rotating the key sooner means you potentially limit the damage from unauthorised access.

[tptacek]

Yes? That's a huge difference.