[pohl]

One can have vague, general concerns about any operating system if one lets their imagination run wild, though, and one doesn't care about the presence or absence of specific examples supporting the suggestion that the "permissions system...makes assumption[s]" about SIP existing.

[xmodem]

I think we have a rather specific example of a Chrome bug hosing OS installs. Had SIP not existed, there's virtually zero chance that bug wouldn't have been caught before shipping.