There are several terms to describe different kinds of jargon including anacronym, backronym, weather acronyms, city acronyms, leetspeak and textonyms.
BTW: If you ever see someone TYPING AN ENTIRE SENTENCE IN ALL CAPITAL LETTERS that means SHOUTING!
When you use online sites you never know who you are really talking to as their picture can be of anyone.
With cam to cam, you know exactly who you are talking to and that they are telling the truth about their age, appearance, etc.
Free Online Chat rooms are a wonderful tool for many reasons.