TBF, the table of Tier 2 platforms has differences in features that are expected to work, Illumos has fewer than other platforms. You need rust to build Firefo

TBF, the table of Tier 2 platforms has differences in features that are expected to work, Illumos has fewer than other platforms. You need rust to build Firefox, so any platform that can't get it to work well is going to be at a disadvantage.