Some of them yes. Yes they do. Many of them are just guys making videos for the hell of it.
Not all of them are bad. Some are very good. What bothers me, a small amount, is how many people only watch these videos and never learn anything on their own.
What bothers me, a small amount, is how many people don't watch these videos AND never learn anything on their own or from other people.
What bothers me, a large amount, is how many people dont watch these videos, dont train, think they know everything, are not open to new ideas, or updated technology, never learn anything on their own, and never allow themselves to learn anything on their own.