Sometimes, many new ideas or inventions, will at the short or long run encountered certain advantages and disadvantages. The new trend of token sales could be good an example, like some crypto exchanges, which use IEOs as an occasion to push sales and use of their own native tokens, either by making IEO issuers raise funds using their exchange token, or requiring IEO traders to have large balances of their native token to participate in sales.
Do you think that there could be some drawback now or in near future?