The Manipulator is now capable of reversing large numbers of tag assignments with no more work than it took to add them; an individual user can correct mistakes within seconds.
Anyway, you were the one who first suggested the idea:
This tool is not intended or able to replace the administrators’ duties - it’s simply designed as a time saver to spare ordinary users hours of manual, error-prone work. And as an extra benefit, it reduces the workload on the IFDB moderators too.