Polygon plans to deploy Heimdall 2.0 upgrade this week, which may be the most complex hard fork to date

Odaily Planet Daily News: Sandeep Nailwal, CEO of Polygon Foundation, announced a new consensus layer named Heimdall 2.0 on Thursday. He stated that this upgrade will enhance the backbone of Polygon's Proof of Stake (PoS) blockchain, reducing the final certainty of the blockchain to about five seconds, but with extremely high complexity, or the most complex hard fork of the network to date. （Cointelegraph）