Rosen said his device of choice is Lenovo's ThinkPad helix. "It's everything I need on one device with the ability to run Windows," Rosen said. As for a smartphone, Rosen uses an HTC 4 with Android. Internally, Rosen said a large portion of Gibraltar employees are using Android devices, although those in more creative roles steer toward Apple. Rosen said he would like to see better mobile performance from Microsoft. "I want to see something that works from Microsoft, something with more apps. The phones just haven't performed yet," Rosen said.