Even here in the forum, we can already learn about crypto anf blockchain. We have a lot of members here that already have an experience that they can share and it is base in reality, just avoid and be careful to those scammers and don't believe immediately. You can search easily from Youtube if you have some question that is exactly what you are asking for. I think there is no need to have an exact Youtube Channels because there is a lot of bloggers also that is already sharing there expert opinions.