Almost everyone would have seen devices designed by this guy, but not too many people have seen him.

Who is he?

Cracked by: varuns88 , shenoyvarun86 , Johhny Walker , Rogi , joe , Raghuvansh , Gaurav Jindal , Advaith , Rohan , shashank , Jean Valjean , superbrat , Joshan , nishansolo , tete80 , gudanggurum and saurabh arora.

varuns88, shenoyvarun86, Johhny Walker, Rogi, joe, Raghuvansh, Gaurav Jindal, Advaith, Rohan, shashank, Jean Valjean, superbrat, Joshan, nishansolo, tete80, Gurupad and saurabh arora