Altcoin is the alternative coin and it also called as cryptocurrency (other than Bitcoin). All most popular altcoin or cryptocurrency used the same fundamentals of building blocks asn Bitcoin does. Different companies use the same technology which Btcoin use in some ways to achieve different goals.
ETH 2.0 is slated for the launch of its Beacon Chain on December 1st, 2020 that would mark the commencement of Phase 0 of ETH 2.0 rollout. Phase 1 and Phase 2 rollout are believed to commence by 2021 end. Ethereum’s transition from a Proof-of-work mining consensus to a Proof-of-stake mining consensus is being dubbed