Pollr.

Needs tier ballots with mixed S–F placements before controversy can be measured.

• Swipe

  Winner +50, loser −25, mapped to [−100, 100], shrunk by n/(n+10).

• Tier

  S/A/B/C/F = +100/+50/0/−50/−100, averaged across ballots.

• Rank

  Linear +100…−100 by position within each submitted scope.

• Pollr Score

  Equal mean of available mode scores. Missing modes are omitted, not invented.