Very surprised to see them still kicking, and preparing a 5th generation sensor by themselves. https://m.dpreview.com/news/1885231343/sigma-releases-update-on-

Very surprised to see them still kicking, and preparing a 5th generation sensor by themselves. https://m.dpreview.com/news/1885231343/sigma-releases-update-on-the-development-of-its-three-layer-full-frame-foveon-image-sensor https://m.dpreview.com/news/1885231343/sigma-releases-update... They are really dinosaurs of electronic imaging. Sans Sony, I can say ALL sensor makers from the dawn of the era died off, or were sold/resold a million times.