Mine would be creating pen and paper ciphers for my made up secret communication needs.

you are viewing a single comment's thread
view the rest of the comments
[โ€“] 18 points 3 years ago (1 child)

Very cool, just be careful not to become that "I am very smart" type guy who just wants to impress their friends. It's a fine line to walk, nobody likes that guy, but everyone likes the guy who actually genuinely likes their hobbies

  • source
  • parent
  • hideshow 2 child comments