- develops Doom, realizes there is more optimal algorithm for Wolf 3D, implements it for SNES port
- develops Quake, realizes there is optimal algorithm for Doom allowing for zero overdraw. Sadly never implemented or documented further than a footnote in Abrash book, maybe portals like in Duke 3D?
- develops Wolf 3D
- develops Doom, realizes there is more optimal algorithm for Wolf 3D, implements it for SNES port
- develops Quake, realizes there is optimal algorithm for Doom allowing for zero overdraw. Sadly never implemented or documented further than a footnote in Abrash book, maybe portals like in Duke 3D?