In the absence of knowledge, it is almost impossible to evaluate technology. However, the results can even give a test of White Paper for plagiarism - simple short-term scams do not bother with the development of documentation. With the testing of technology can help the Internet. It is enough to ask a question to experts on forums or even in Telegram to developers themselves. As a rule, the scum can be determined even by the quality of the feedback - the answers of the scammers contain contradictions and rarely differ in detail.