
The market in handhelds is changing and the author wonders whether the days of the PDA are nearly over, to be replaced by something like a smarter mobile phone. The big difference between the two, it seems to me, is that the PDA is a computer while the mobile phone is not. What this difference amounts to is this: you can hack your PA, but not your phone (like all absolutes, this isn't completely true, but it is mostly true). More...