Ownership of the xmtlive.com (and extremememorytournament.com) domain has recently changed.
The former owner is now called MEMORY LEAGUE, whose homepage is located at http://memoryleague.com. Any upcoming memory tournaments of that former XMT style will be held under the name, MEMORY LEAGUE CHAMPIONSHIP. All stats, pictures, news, etc, can be found at that website. You can also find their new and improved training software at https://app.memoryleague.com.
The new owner is DART NEUROSCIENCE, LLC, whose homepage is located at http://www.dartneuroscience.com.