It is news that they did it because of
security problems, and as a result we had to relocate MtGox to our previous office building
in Shibuya (details can be found here https://support.mtgox.com/home). The move,
combined with some other security and technical challenges, pushed back our progress."
https://www.mtgox.com/img/pdf/20140220-Announcement.pdf
if the security issue is that there are protesters picketing outside your office
http://www.mtgoxprotest.com/
then that is a worse lame excuse one ever imagine: Blame the extra delays on protesters? Is this the worst ever holywood scenario?