Why does that bother you though? I couldn't care less about how others work as long as they're not actively detrimental to everyone else. Hell, the managerial and C-suites are the ones that impact people the most negatively most of the time, yet we're complaining about someone who's got actual bills to pay for doing their job and not killing themselves over it.
The bare minimum is what everyone should be doing, because nobody owes their employers more than that