Okay let us see what Bitcoin Cash ( BCH) is?
Bitcoin Cash is a peer-to-peer electronic cash for the Internet. It is fully decentralized, with no central bank and requires no trusted third parties to operate.
Is Bitcoin Cash somehow related to Bitcoin?
Yes it is. Bitcoin Cash is the continuation of the Bitcoin project. It is a fork of the Bitcoin blockchain ledger, with upgraded consensus rules that allow it to grow and scale.
The best time to buy Bitcoin Cash was when it was launched but that is in the past.Still this week Bitcoin Cash price has been going down and this would be a great time to buy though the price has started to raise again.