The section for Manager Upgradeability mixes requirements and motivation in a single paragraph. Judging by my experience with EIPs, separating the requirement and motivation is better.
Suggestion:
Clearly define the upgradeability requirement (MUST NOT be upgradeable, MUST LOAD information from previous' version manager, etc)
The section for Manager Upgradeability mixes requirements and motivation in a single paragraph. Judging by my experience with EIPs, separating the requirement and motivation is better.
Suggestion: