Read Brendon's post about brush based mapping

Brendon wrote a blog post about what "brush"-based mapping is and why he likes to use it. You should read it! BSP brush mapping allows designers deep control over both level design and art. Many level designers who grew up in the 90s, when it was common to use brush-based mapping tools to mod FPSes, have a special place in their heart for this workflow. Blendo Games has used and will continue to use brush mapping for all our 3D games. One of the huge benefits we get from it is Brendon's insane level design velocity. He can slam stuff together extremely fast, not only because these tools promote velocity, but because he's been building expertise with them since he was a child. The other big benefit we get is that brush mapping allows Brendon to make use of his skills in both level design and art simultaneously. Brendon is both the level designer and the art director of all the levels he personally designs. We do not need separate people to handle those two roles, because he has the…