5.2M households is roughly 15M people. 3% of that is 450k users. While not huge on the scale of the global browser install base, that is still a pretty sizeable chunk of users that this might impact.
Also, I'm not in CA and I know of PG&E - in fact many USA residents probably do because they make the national news cycle quite a bit. No need for such a patronizing comment.
Even worse, this news affects 3% of that 2%.
Try looking outside your bubble every now and then!