The problem is that previously the low-effort default option was great, and now the low-effort default option is bad and to get the equivalent of the previous great default you must now spend a bunch of extra time and money. "Caring about CRI" is basically just caring about the human visual system working correctly, that shouldn't be some weird niche.

Besides, I don't control the lighting decisions of every place I go that's not my own home. And many people might be impacted in tiny ways without even noticing (cf. the old research about fluorescent lighting in schools/offices impacting mood or concentration or whatever).