That's the only real courage. I mean, few of us go into burning buildings to save others. But watching a person face the worst with grace, uncomplainingly, grateful even for the love and help of others... That's it, as far as I'm concerned.
Madness string 82894
The vast vast majority of defcon ctf is reversing and binary exploitation. Usually with some exotic shit you've never heard or dreamt of. One year they gave everyone some binaries compiled with middle endian, another year they gave everyone some playstations and you had to hack through the game.