I am a student at GT, and the MATLAB class that all the Engineering majors have to take is rampant with cheating. Out of a class of 100 people maybe half that do the assignment, they just get some 'smart' kid to do it and they all just submit the exact same code (minus changing their name) - the instructors don't even bother to look for cheating. However, in the CS dept, in the classes, the TA's often will read your code, so you aren't really able to get away with it.

I learned by accident that they also will fit somewhat into an Ethernet jack

I look on my keyboard for infrequently used letters and symbols, group them together randomly until its about 10 digits long and rememorize it. For example: ae+,wp]#3i6 Try to brute force, or social network that one, motha f*cka!

Urban Dictionary already came up with a solution: 2KX

If you really wonder why they levy a sin tax on bottled water, think about it for a second - you are contributing to waste with plastic bottles, and paying for something you can get out of your tap. If you drink bottled water on a regular basis, you should be taxed for it.