3DCoin: Hard Fork
At the 850k block expected for Thursday 19 December 2019, the 3DCoin masternodes network will activate the v0.15 hard fork introducing many new features in particular for masternodes operators with some news regarding the collateral increase and the 3DC first industry "masternodes only" consensus protocol "Proof Of Sync" and introducing the new Primenodes specialized for dapps in Virtual Reality. All this in anticipation of the final 3DCoin blockchain main goal that will be to create the largest and most decentralized infrastructure for VR dapps of the Project Districts platform.
Read more in 3DCoin official forum:https://3dctalk.net/topic/1264/3dcoin-masternodes-upcoming-primenodes-and-scheduled-850k-block-fork-of-december-2019
The cryptocurrency mainnet operates according to certain rules. To improve network performance or correct errors, it is periodically made changes. A hard fork is changes that are not compatible with previous versions of programs that support the cryptocurrency network and in order to continue to mine cryptocurrency, miners need to update the software.
In some situations, as a result of a hard fork, a completely new cryptocurrency may appear, as happened with Bitcoin Cash.