Email (let's drop the hyphen)
Email is a wonderful thing for people whose role in life is to be on top of things. But not for me; my role is to be on the bottom of things.
About a happy man –Donald Knuth’s approach to email

One of the worst mistakes we ever made was making email instantaneous. We should have built in a two-hour buffer unless you flagged the email as time-sensitive or urgent. Why is that? Because now everybody has to check their email every 10 or 15 minutes on the off chance that someone has sent them a time-sensitive email. So the burden falls on the... See more