There are a good number of good crypto YouTube channels out there, it just depends what you're looking for, chart reading tutorials, news, etc.
- BoxMining | Cryptocurrency news, and recently alot of interviews with famous cryptocurrency personalities like DahongFei(NEO), Max Keiser, Daniel Castagnoli(Exodus), and probably more soon.
- Crypt0 | Cryptocurrency news in general.
- Ivan on Tech | More of the technical aspects and stuff about cryptocurrencies
- High Altitude Investing | More on investments and reading charts
- Louis Thomas | Cryptocurrency news, and personal opinions and ideas towards certain cryptocurrencies
I didn't know these channels, I am gonna have a look on it. I can recommand this one
https://www.youtube.com/channel/UCNcSSleedtfyDuhBvOQzFzQ. If you don't a lot, the explanations are educational and clear.