Kynan Shook wrote: I checked out both a PowerBook G4 and an iBook top case today sitting in the computer repair shop I work at, and both appear to use a Synaptics trackpad. At least, the only sizeable chip on the bottom of the trackpad is from Synaptics. Why do you ask? Kevin wrote: I was reading an article about the company that stated that they have over 80% of the market on touchpad technologies, figured the PowerBook touchpad must be a Synaptics, but was not sure. Not much competition in the touchpad market I guess. peace, Kevin