Picture your life without a cell phone. Not as easy as you thought, is it? We now take for granted things that just a few decades ago only happened in science fiction -  texting, video chat, instant driving directions, and reaching anyone, anywhere, anytime.

The first cell call was placed in April 1973.

The video below (from slate.com) gives a brief overview on how far mobile communications have come since 1973 (and even since "Saved by the Bell").