+1, this'll fix two separate issues with quality:

Right now, starting quality grind after unlocking legendary is a bit of a pain, as you need quality quality modules, and constantly upgrading modules to the next available quality is a bit of a manual chore.

But, additionally, people often go ...

TL;DR
Balance/progression suggestion: remove cryogenic science pack from legendary quality technology research, such that the top quality is unlocked before Aquilo, but after all other planets together. That is, I want to argue that https://mods.factorio.com/mod/Legendary_Quality_science_pack ...