Or, he chose to go with the software he had bought instead of moving to Adobe's new model of software as a service, where you pay a subscription fee plus an up front cost to use their software. It isn't so easy as "choosing not to upgrade to 64 bit" when the production company makes untenable demands. At this point, it's almost better struggling through with GIMP and Inkscape (almost) than dealing with the corporate hellscape that Adobe has become.