Who's sweeping problems under the rug? I'm simply saying it's not something you need to fear, unless you plan to enter the drug trade instead of coding.

Or go to School, university or a movie?

Because random mass shootings never occur in Europe or outside of the US...

http://en.wikipedia.org/wiki/2011_Norway_attacks http://en.wikipedia.org/wiki/Emsdetten_school_shooting http://en.wikipedia.org/wiki/Dawson_College_shooting http://en.wikipedia.org/wiki/Dunblane_school_massacre