That is one of the chain-effect of the 2018 bear market. Some of the individuals or companies didn't able to withstand the wrath of it. And aside from that, even there is a so-called "project", maybe others aren't interested anymore to test the waters at those freelance works that pay in crypto.

Back during the hype of 2017, lots of projects just popped out of nowhere due to the fact that it's quite easy to set up a project as regulations aren't that strict.

But don't stop, if someone has a special talent, just continue offering services at any platform. However, consider thinking about other alternatives as we all know that any crypto-related works aren't bound to lasts forever.