Yes, you’re reading that correctly, and no, this isn’t the year 3000. Our ancestors may have had to suffer through office life relying solely on square and slightly less square sticky notes, but we live in an era of smartphones, space tourism, seltzers of every flavor imaginable, and circular Post-its. They work just like the old-fashioned kind do, so your parents and grandparents should be able to use them with minimal training, and for around five bucks you get a stack of 100, which might be the steal of the century.