Dev slang

Me: Hey “Schatz” (german equivalent to “treasure”, “sweety”)
Schatz: Yes?
M: What R U doing?
S: Working on my page
M: Oh C (C for “Sí”, what is “Yes” in spanish)
S: && U?
M: null (nothing)

* several Simpsons memes later *

S: Schatzy (female schatz, me), (Want to go to Amy Winehouse tributte) == true
M: !C
S: Why?
M: Cuz I !like it
S: oh, && you.want2Go2TheCinema == true
M: !false
S: True ^_^
M: When?
S: I !know, Tomorrow at !morning?
M: !not cool
S: !hate you
M: Me !neither

Note: Schatz it’s also a dev (Php dev)

What do you think? Should we all promote a “developer slang”? Which phrases would you like to add?