2. It's a ponzi scheme/ tulip bubble/ some other kind of scam or shenanigans.
(....)
For me, this is the most common I encounter. Especially for those people who are non-techy. But even also on techy people who don't have an idea how Bitcoin works. First, their thoughts are, "Bitcoin is a money doubler", sometimes they ask, "How much is your capital", "How much minimum investment", etc.
Most people also thinking when you in Bitcoin or own some, you are rich already or making easy money.