No, no no, no. Actually also: no

[substitute]

On our white board today:

Comments

[kiskadee.livejournal.com]

i don't know if an official term exists, but i hear "leet-speak" most often (usually a self-description, comes from elite, implies that those who type this way are members of some elite dork squad).

hackzor-eze (h4X0r-32e, perhaps?) is probably good enough, though.