I think there is just a lite misunderstanding regarding the subject of the OP, and I think what he was saying is other ways of earning except for spending.

I have seen this kind of thread on Altcoin Discussion, and they have even given a link:

https://www.crowdholding.com/blog/809/6-ways-to-earn-crypto-for-free

Just by reading the subject, At first I thought it was only a translation of that thing, but as I've looked into the it seems not, maybe the user is just not aware of what he posted