The issue now is how the various ICO projects will make necessary awareness for people not to fall victim of this acts again.
this is 100% true. not only through telegram too... I found this article super helpful: https://hackernoon.com/the-ico-handbook-705a89fa8978
It's a must read for companies doing ICOs but also has some interesting example of phishing scams and how to avoid being duped. A lot of this is common sense though - if it looks too good to be true it probably is so everything needs to be taken with a grain of salt. ICOs are still w wild wild west