What's the difference between i.e. and e.g.?
Many words originally derived from Leet have now become part of the modern Internet slang, such as "pwned."
c 1980, derived from "elite"
in reference to special court proceedings, late 13c., from Anglo-French lete, Anglo-Latin leta, of unknown origin; OED suggests possible connection to let (v.).
by 1997, ASCII alternative alphabet used mostly in Internet chat, derived from elite, and sometimes the word is used in that sense (e.g. in online gaming).