Feb 14, 2016 will be the date for the 2015 live. Time would be around 4pm PST/7pm EST
Torrent: http://www.nyaa.se/?page=view&tid=741337&showfiles=1&showcomments=736be711

Make sure to get syncplay if you don't already have it at http://syncplay.pl/
Syncplay info will be
Server address: syncplay.pl:8996
Default Room: 2015MuseLive