In fact, everything in the world related to money is gambling. The IEO is a good way to fight scammers, build investor confidence in the crypto market. Before a token is sold, the project has been appraised by the exchanges so this thing helps us secure more mind when investing.
Do you know the fee for listing on an exchange and IEO fee? The value is nearly equal. So of course they will choose IEO to call for a large amount of capital. Although more secure, but the risk is still rife around us. We cannot say anything before the future