Aren't they supposed to keep their financial advice to themselves if they don't want to be a financial advisor? Yeah, I think the perfect way to stay away from been a financial advisor is to keep your ideas to yourself, don't say a word about it.
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Oh, I almost forget, it pays to be a YouTuber, you need a niche to talk about per se,
You have the question and the answer.
YouTubers and "influencers" are paid to shill projects to their audience and hope they buy into it. And you don't assume someone to be a financial advisor cause they made a couple of videos talking about the potential outcome of an investment. On this forum price speculation is talked about a lot, and we discuss what the future of Bitcoin is going to be, that doesn't make the users here advisors, does it?
You can't expect people to stick doing what they profit from, you can only advice investors to do their own research.