The Romans had a saying for this: "Quod licet Iovi, non licet bovi". While 20 centuries might have gone since it was coined it still holds true.
Going back to the original assumption that someone did not read the article it should be noted that socket performance in 18.10 is lower than that in 12.10 even when the spectre/meltdown mitigation is deactivated.
So because others sometimes violate the rules, it's okay for you to ignore the rules entirely? I'll leave it as an exercise to the readers to bring that principle to its absurd logical conclusions.
Going back to the original assumption that someone did not read the article it should be noted that socket performance in 18.10 is lower than that in 12.10 even when the spectre/meltdown mitigation is deactivated.