4 ms·That assumes sleep(2100, 0500) == sleep(2300, 0700), which anecdataly is false.by mLuby 7y agoThat assumes sleep(2100, 0500) == sleep(2300, 0700), which anecdataly is false.epmaybe 7y agoCould you elaborate? I think you mean that there are benefits to waking up later due to the effect light has on circadian rhythm, but I don't want to assume.mLuby 7y agoThat, and that some people are naturally early birds and others are night owls.