30 years of PDA and smartphone OS...

If you haven't heard of David Wood before then you need to catch up a little. One of the creators of the Psion palmtops in the 1990s and then one of the architects of Symbian OS in the 2000s, he has tremendous insight... More here.

If you have been using PDAs and phone as long as David you will like this podcast episode. Well worth a listen.