How about we attempt to picture. When you contribute an ICO like you contribute to purchase the coin or token of that ICO. They pay to you by their coin or token. On the off chance that their task have a magnificent achievement, the cost of token or coin is flying, you can take your benefit. On the off chance that it's come up short, I think they have no obligation to pay you. In this angle, i'm simply taking about genuine ICO, not trick. In the event that they need to trick, there are a ton of thing to discuss that