Nothing is promising anymore nowadays without working products or services.
Totally agree with your point, the space has been diluted with so many ideas and is getting difficult for investors to make decision on which one to invest. I believe this will be the differentiating factor between successful and fail ICOs this year, they need to show investors that this product is really workable and can get real world use. I can't find up to 3 Altcoins presently that is been used by businesses in real world after collecting so much millions from investors