lol.
lawyer? then 3btc payment? 12k usd? i smell another scam
and wtf? did any ICO that run away got jailed?
just move on -.-
Although it's hard to move on but it seems your idea is right, we will never get what we want in a legal way.
What we can do best now is to educate the community about this project and how they scammed people after they benefited on the job done.