https://www.lykke.com/city/faq

What is a semi-centralized exchange?

centralized order-matching makes lykke a frontrunner, not safe!
Counterparty-risk!

Hive account@hersh1498 If lykke would use #BitShares as backend and it's decentralized order-matching that would be a safe solution.

Colored coins and the slow Bitcoin network are also much outdated.

try again