This actually happend in my secondary school class. A new guy came to our class. The whole family moved from another city.
*new guy want to start conversation with me*
new guy: "So you into computers and stuff like that?"
me: "Yes" *seems like a cool guy , want to develop the conversation further* "what about you man? do you like computers? do yo program or smth?"
*new guy wants to look cool in front of me*
new guy: " Yeah dude, actually I am hacker"
*me saying to myself, oh fuck not again this shit*
he continues with: " Once I got into the NASA system"
*switches mode to making fun of him*
me: "what the fuck man? really? that´s freaking cool, how you manage to do that? "
new guy: " you know the thing when you press F10 when starting a comupter? "
me: "You mean BIOS?"
new guy : "yeah yeah man through that shit"
* I am done, laughing my ass off and walks away*