100% scam like 99% of projects in this bubble/pyramid era even tezos which i thought were decent at least biz-wise, i've been notified that they copy from my writings (and even my mistakes https://hackernoon.com/smart-contracts-turing-completeness-reality-3eb897996621 many do that, and i'll take them all to court one day, but it's the first time i saw that tezos do something like that
That is why you probably should wait as long as you can to release the whitepaper (or maybe a short version first then the full paper when it is needed.)