Apparently CS players discovered this before I did. I played around with pixel jumps and tried +strafe and it seemed to work and thought I was the first one to discover it, muh bad. I'll keep the title so more people know about the technique.
   • [Tutorial] No-Angle Surfing with the ...   +strafe airstrafing
   • [TF2] How to PIXELWALK (NEW TECH!)   pixel walk mechanics