Bitcoin Node Numbers Fall After Spam Transaction 'Attack'
The number of reachable nodes has declined further following an "attack" that overloaded the bitcoin network.
Last week, an unknown actor sent a deluge of spam that left bitcoin's nodes – the clients that store and relay transactions – with upwards of 88,000, or 1GB worth, waiting in their collective memory pool.
http://www.coindesk.com/bitcoin-node-nu ... on-attack/