I'm surprised the author didn't mention Source film maker by Valve.
http://www.youtube.com/watch?v=7RYeKYj4vEY
it still takes few hundred to thousands of hours to put out a quality product, but it seems like it's had quite the impact on amateur scene.
http://www.youtube.com/watch?v=7RYeKYj4vEY it still takes few hundred to thousands of hours to put out a quality product, but it seems like it's had quite the impact on amateur scene.