Of course, it's email spam selling Viagra for Aliens..... didn't even need code to figure that out.

The mysterious sets of 1 to 3 bars is nothing more than them tracking the number of hours per active use....... if you hit 4 bars you need to seek professional help immediately.

Its a little known fact, that most ufo crashes are caused by aliens oogling earth girls, and their session goes over 4 hours. :-)