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Upgrades
Bitcoin Coders Confront an Old Quandary: How to Upgrade an Entire Network
An old debate is resurfacing in the bitcoin developer community, underscoring one of the critical challenges confronting decentralized systems.

In First, Tezos Blockchain Activates Upgrade By Token Holder Voting
Tezos has activated its first ever on-chain upgrade initiated entirely by Tezos bakers during a three months period of both voting and code testing.

Privacy Crypto Zcash Goes Live With 'Sapling' Network Hard Fork
The zcash protocol implemented its Sapling upgrade on Sunday in the hopes of making transactions faster and more secure.
