They are mainly afraid of investing money in a coin because they know that they will lose their money. Invest in the main coins and await the payout.
The recent increase in the number of scammers has been the fearful dream of all of us. Before now while there was no need for much thought, much research when we invest in ICOs, now we are afraid to invest those who are not scammers. Looks like we are getting used to it, these themes reopen only every time new ones come. Also, as you emphasize if anyone is fearful about new projects, look at available ones on the market.