They are not copying satoshi. What they do is trying to avoid future implications if they have bad thoughts and results about their project.
No one will be followed, no one will get sued if the team is anonymous. This is why it's good to follow those projects that has a known team and is composed of people that has experience in cryptocurrencies, not just the typical expert that the media says.
That's the main reason why most projects are anonymous, to evade potential legal issues in the future. Because most of them have the intentions to rip money from naive users, and disappear once they collected money, disclosing their team members will a big thread for them. So if you see a poor quality project raising funds, please don't spend your hard -earned money because more than likely, you will be screwed big time.