Anecdotally, these are too new / unfamiliar or were inaccessible for a while. For the ones where this is not the case like coinbase, it's a company with a well-

Anecdotally, these are too new / unfamiliar or were inaccessible for a while. For the ones where this is not the case like coinbase, it's a company with a well-known track record of being terrible to work with (hard to get money, freezing accounts with no recourse, etc). It's much easier/safer to use European alternatives that are based more locally, because those companies will be crucified by the authorities for committing that kind of fraud. That's a thought that lets you rest easy.