Sort:  

The system won't collapse because it's under smart contract which IF the website is down, you can still do tradings through My Ether Wallet. However, profit will stop when everyone stops trading.

Coin Marketplace

STEEM 0.06
TRX 0.29
JST 0.049
BTC 70644.93
ETH 2075.49
USDT 1.00
SBD 0.47