Ponzi schemes will not stop bitcoin's rise, but the reputation for new investors will be tarnished. Some days, people are more vigilant than in previous years. But with all the investments, altcoin ponzi schemes have begun to come to light where teams are just escaping. New project regulations can be effective in stopping these things. However at the moment they stop only the minority of the criminals
Ponzi schemes have been around for a long time, either in real investments, or investments in crypto, indeed today there are a lot of ponzi schemes that occur in crypto currencies, the step you have to look at is to stay away from unclear new projects, analyze the project, of course from fundamental and whitepaper