Many people who get paid this way prefer the 1% case to the 25% case. It's much more stable. This means if you decide to stop, they only lose 1%, not 25%.
I mean, people are still going to enjoy getting more money, don't get me wrong. But they'd rather have 1000 people giving a dollar than two people giving 500.
Exactly your last. We could all take a page out of the Twitch streamers' books -- they do exactly like this: (a) set donation or subscription goals and (b) make it really cheap and (c) aim for volume.
I mean, people are still going to enjoy getting more money, don't get me wrong. But they'd rather have 1000 people giving a dollar than two people giving 500.