There's always a market both for expert users and for the broad mass. Room for both Arc and PHP. Which one will still be used and developed in 30 years? I woul

There's always a market both for expert users and for the broad mass. Room for both Arc and PHP. Which one will still be used and developed in 30 years? I wouldn't go with pg's argument that the one designed for experts will prove timeless, there are simply way too many factors involved.