From what I have read and people I've spoken with, the games industry definitely uses Blender the most out of Games, VFX/Anim, and ArchViz. But the latter two,

From what I have read and people I've spoken with, the games industry definitely uses Blender the most out of Games, VFX/Anim, and ArchViz. But the latter two, not so much out of isolated pockets, and usually nothing past the modeling phase. I'm coming from the studio VFX/Anim side, so I'm biased in that regards to my viewpoint in adoption.