Generally speaking, people usually hold Btc and other altcoins. Its a good idea to add a few stable coins to your list of accepted currencies. Just a suggestion.
Hello, do you mean as a form of payment to participate in the ico or coins to be inserted in the wallet to which to connect the ioox ring?
With ioox coin you can buy ioox ring. With ioox ring you can pay with ioox coin and, where not yet accepted, with USD or Euro[/size]