It wasn't a prepaid, it was the standard privacy.com thing as suggested by the grandparent post, where they make a new number that you can use per-merchant. The

It wasn't a prepaid, it was the standard privacy.com thing as suggested by the grandparent post, where they make a new number that you can use per-merchant. The card was set to a $6/mo limit, so the $4/mo trial offer would work, and the $25/mo after that wouldn't. They somehow sucked $25 right through that.