Maybe we should change the "tip" button to something like a "like". It's actually a bit similar to how a Facebook like button works. Here's what happens when you "tip" someone.
1. You send them some micropayment
2. The micropayment history is recorded and displayed on the post as a record
3. This contributes to the total economy of the post, and it gets bumped up inside the "active" tab.
4. Tipping also acts as a way to "watch" a thread evolve. By tipping a post even 1 cent, you will get notifi
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