Interesting stats from Statis Group on Bloomberg: https://research.bloomberg.com/pub/res/d28giW28tf6G7T_Wr77aU0gDgFQ

80% of ICOs were identified as scams, but the majority of funding—over 70%—went to actual high-quality projects.

So, DYOR and make sure to perform due diligence on any ICOs you are considering.