jackleung wrote:
In addition, what's the prove of GPS over PDA phone is not as safe PND? In reality, many PND like Mio use WM (or WinCE) as their OS platform. ...(恕刪)
The screen isn't big enough on PDA device, The device itself isn't as stable either. Especially when there is a phone call, you have to rely on voice directing, and some devices may not even work while calling.
