GripDaddy has debuted its new Headrest Mount and Arm Mount for the iPad. Both mounts are based around a metal, rubber, and acrylic mount that accepts unencased and some encased iPads; the Headrest Mount attaches directly to either the driver or passenger seat’s headrest—assuming the headrest uses two metal bars for support, placed no more than 7.25 inches apart—while the Arm Mount allows the iPad to be suspended between the front…