Cashu + Nostr = unstoppable. 
Any chance you could take a leaf out of Primal's  'Discovery' approach and include feed options like 'Trending 24hr' & ' Most Zapped 4hr'. Still find myself coming back to  Primal for those new content 'Discovery' options. 

https://m.primal.net/KmSk.jpg
 

 They are available in the discovery section via DVMs, so we don't centralize on our own server :)