The majority of those ICOs are not available to us citizens though. Can you name a recent ICO that allowed non-accredited us investors to participate?
https://www.cnbc.com/2017/07/18/hot-digital-currency-trend-m...
https://www.sec.gov/oiea/investor-alerts-and-bulletins/ib_co...
Do you have any more recent examples?
Sales before and after the bulletin are subject to the same laws.
[0] https://etherparty.io/ico/contribute
[1] https://www.sec.gov/divisions/corpfin/internatl/foreign-priv...
>"Every potential participant in the fundraiser is responsible for determining the legality of participation within their jurisdiction."