With the right micropayments architecture an upvote could easily be 0.1 or 0.01 cents. Or even $1. None of it has to be visible to the user either, just like mo

With the right micropayments architecture an upvote could easily be 0.1 or 0.01 cents. Or even $1. None of it has to be visible to the user either, just like mobile data bills aren't visible to the user