Ardor vs. Polkadot – Can an Established Platform Stand Up to the Newcomer?
bitcoinist.com
Ardor has its roots in Nxt, the first pure proof of stake blockchain that’s been up and running since 2013. Ardor refers to this as a parent and child chain structure, whereas in the Polkadot nomenclature, the central chain is the Relay chain, and the side chains are called parachains.
Even as the oldest proof of stake blockchain, Nxt has weathered seven years of continuous operation, providing a blueprint for the Ardor consensus model. The main advantage of the pure proof of stake consensus is that neither Ardor nor Nxt operates any kind of a slashing protocol as part of its consensus.
Read in Full: bitcoinist.com