https://furilabs.com/ may be of interest.

As I understand it, they’ve made a lot of their own improvements that improve the user experience.

Which is galling, in its own right, as it’s – by definition – all overtime.

Huh; any idea why that, of all things, would slow everything down?

True but Lina Khan’s been doing some great work in changing that agency’s track record.

I don’t know if you’ve been following what Lina Khan’s been doing with the FTC but there’s some incredibly antitrust work which she’s been putting into play. They’ve been really going after monopolization and Biden’s been putting forth rules to make breaking subscriptions easier, which would help with OPs particular problem: https://www.nytimes.com/2024/08/15/us/us-government-unsubscribe-memberships.html.