Identify and implement top five code reduction

Identify top 5 opportunities to massively reduce the amount of code (lines of code) in any part of the repo: - Similar functionality that can be unified and reused - Code that has been valuable but no more - A front end component or a group of them duplicate another component/page functionality. Use the most modern and nice looking - etc. Now implement them :)

Sweep found the mechanical floor reached (0.08% dup, zero dead modules); shipped the one net-negative fold (OwnValueBlock, −27 lines) as PR #7631, queued in the merge lane. The five massive cuts are ADR-backed product retirements, ranked in the report for the owner.