Also CAD, CAM, CAE. Also many random smaller niches. I've been programming 3D graphics for machine learning (grabbing labelled data between videogame and D3D),

Also CAD, CAM, CAE. Also many random smaller niches. I've been programming 3D graphics for machine learning (grabbing labelled data between videogame and D3D), for enterprise (too much 2D data + latency requirements, only 3D hardware did the job), for GIS (a competitor of google street view, image processing), for video broadcasting..