Ideally, an un-paywalled version can be found. Even if one can’t be found, it is still much better to post the source.

Can we make it a habit to post source links? I don’t want to surf completely on vibes.

If it is not funded through user donations, how is it self sufficient? Genuinely curious.

What would the checkmark mean?

Wikipedia is set up as a nonprofit. They have annual fundraising drives asking their users for money. They also have an endowment and receive grants.

A donation drive could be a good model but the decentralized nature of the platform would complicate things.