I considered making a monero wallet, but the problem is, that I'm not sure if my vps provider supports payments in monero. Although if it is, it's the best option
Well chicken maybe as it is the most cheap meat.
And it is subjective, but something like chicken soup (if cooked at home) can be relativly cheap and really delicious.
Also, just thought about it - fruits and berries also easily break this trinity
Well, lemmy isn't reddit, if one instance is down/closed then there's a thousand other ones where you can go. So there's no one big server that be overloaded from api calls - more like a million of them sharing the load.
As far as funding goes, each instance would decide on there own, but in the end most of them would settle for a patreon page or something similar.