According to Mazda Connect Customer Service, as of April 2014 the current version of Mazda Infotainment System 29.00.000 for 2014 Mazda3.
Unconfirmed reports from Mazda Dealers version 30.00.000 might have been released as of May 2014.
It is not a good thing whenever the Infotainment System locks up.
90403