Last October a website called BTCBurns.cf identified 397 burn addresses containing 2,657.8686 BTC lost forever. It has gone offline. Since it stopped keeping track 26.04 additional bitcoins have been sent to these addresses.
The total number of unspendable bitcoins is now 2,771.4086.
http://bitcoinwhoswho.com/blog/2016/12/21/btc-burn-addresses/2771BTC in total, that is a fortune but is this act intentional or a mistake, how can they be sending BTC continually to a dead address.