uPlexa has a solid road map with promising minimum value product but I am more worried about the team. There seems to be some sincerity and transparency issues hanging around the team in twitter which has been unanswered. The team should fix that first
And gone are the days when we see a dramatic exponential growth of any coin. We are not in 2017 anymore, ICO project are suffering already after listing their token in an exchange. And as you pointed out, if investor detects something is not right, like not answering a simply query, then they will shun and go away and look for the next coin in the book.