This is no different than saying "you should be looking for a wife on a dating site". You should be looking for people you would trust with more than a side pro

This is no different than saying "you should be looking for a wife on a dating site". You should be looking for people you would trust with more than a side project and the best way to do that is to do many different projects with many different people over time and getting to know them on a deeper level. You will either get invited by them to do something bigger, or have a range of options when you are ready to do your next big thing.