I was thinking more of the arguably disproportionate impact that California auto-emission limits have had in the overall US market. As I understand it, it would

I was thinking more of the arguably disproportionate impact that California auto-emission limits have had in the overall US market. As I understand it, it would cost too much to produce multiple state-specific versions. So the high-population state with the lowest limits effectively sets the US standard. But maybe that doesn't apply as much to online stuff. Because marginal cost isn't so sensitive to volume.