Protocol
ProtocolNotable
Bitcoin Core 0.13.0 Released
A major Core release improved fee estimation and compact blocks.
Version 0.13.0 introduced fee estimation, compact block relay, and child-pays-for-parent — incremental improvements that made the network more usable during congestion.
Tags
#bitcoin-core#software
What else happened around this time?
LightningLegendary
Lightning Network Whitepaper
Joseph Poon and Thaddeus Dryja publish the Lightning Network paper.
#lightning#scaling
SecurityMajor
291 BTC Fee Mistake
A user accidentally paid 291 BTC in transaction fees — worth $136,000.
#fee#user-error
HalvingsLegendary
Second Halving
Block reward drops from 25 BTC to 12.5 BTC at block 420,000.
BTC $650#halving-2
SecurityMajor
Bitfinex Hack — 119,756 BTC
Second-largest exchange hack in Bitcoin history.
BTC $600#bitfinex#hack