== Quote from Walter Bright (newshou...@digitalmars.com)'s article > On the other hand, OS X upgrades tend to be cheap ($25) while Windows upgrades > tend to be expensive (hundreds of $).
Me like facts: Windows 7 prof upgrade cost at walmart: 160$ (new oem is 100$) 10.1 Puma 2001 10.2 Jaguar 10.3 Panther 10.4 Tiger 10.5 Leopard 10.6 Snow Leopard XP 2001 Vista 7 The OS X releases are maybe more in line with Window's official releases + service packs.
