Yes, it is better to pretend that you don’t know anything about computers. If you want to save yourself from some difficult situation. Oh, I know it would be cool and smart telling people about your skills and demonstrating your skills, but if you have not met me, click on the below link to read the comic, to have what you could end up with:
Link: http://theoatmeal.com/comics/computers
Phoxis 
so funny =)
hilarious and so true , i laughed a lot for most of them
ty for sharing it
Basically it is what actually happens !! :D