"We've added support for deposits in Ripple, Qtum, Tether, NEO, Bitcoin Gold and Ethereum Classic."
"We've added support for deposits in Tron, Verge, BitTorrent, GameCredits."
"We've added support for deposits in DigiByte, Komodo, Zcoin and Ravencoin."


So when do you will add option to withdraw using altcoins? Why only deposits are allowed for altcoins?