Most crypto videos are talking about speculations on the market, seldom of them are educating concept of blockchain, smart contract and introducing of crypto projects.
Here are some of them.
WhiteboardCrypto
Finematics
TechWithTao
Bitcoin.com is just one domain name used to promote Bitcoin. Bitcoin.com is not an official website. Just like nobody owns the email technology, nobody owns the Bitcoin network.
As such, nobody can speak with authority in the name of Bitcoin.