inappropriate requests and this will trigger another request for altcoin to appear as a pair for every coin. shitcoin/BTC shitcoin/ETH shitcoin/LTC shitcoin/USD shitcoin/EUR like that, because every supporter will insist on making the coin as a pairing
XRP being a pair does make sense actually since the market capitalization has far surpassed ETH it's up about 3 billion dollars and I hardly think that ETH could surpass it very soon simply because the market of ETH is just too weak, it's just the CEO of binance is testing whether the huge community of XRP will request XRP to be a pair in binance, speaking of business perspective it will potentially bring new client aswell