Look like a computer hacker.
Make sure people can see over you shoulder.
Go to this site.
http://www.hackertyper.com/
Randomly stab away at the keyboard for as long as you wish. Then press the alt key three times.
This works best when sitting in a cybercafe or airport lounges, also shouting into a bluetooth handset that you "just need another ten seconds" can add to the effect.
Make sure people can see over you shoulder.
Go to this site.
http://www.hackertyper.com/
Randomly stab away at the keyboard for as long as you wish. Then press the alt key three times.
This works best when sitting in a cybercafe or airport lounges, also shouting into a bluetooth handset that you "just need another ten seconds" can add to the effect.