With technology advancing so quickly, some skills that were once a necessity are now obsolete. How important is it hat you know how to boot off a floppy disk, or load film into a 110 camera, or degauss a CRT monitor? Not long ago, this stuff was really important!
Check out this list: http://obsoleteskills.com/Skills/Skills
Can you think of any other now obsolete skills? How about politely answering a phone at work, or giving directions without mapquest, or using a phone book!