At the time they were the only game in town if you wanted OpenGL to run decent(ish) on Windows. It was still a time when you could buy an SGI. Drivers were a me

At the time they were the only game in town if you wanted OpenGL to run decent(ish) on Windows. It was still a time when you could buy an SGI. Drivers were a mess and price was steep. They weren't a scam, their products just felt lazy-done. Luckily, 'gamer' cards came quickly to OpenGL land.