If it's a scam, why do they have a Github organization with 50+ repos? go-ethereum alone has 6469 commits by 59 authors[1]. Would be the most elaborate and time consuming scam ever.
$18,439,086 raised, yet no legal company exists, no filling were made, the programmers all have Eastern european names and everything in shrouded in mystery
but at least there is as sleek webpage to sucker people in like has happened with Stellar (how is that getting on?)