1. Used by literate writers in the real world for note taking, mostly at school or college. Usually just abbreviated forms of words, they also can use symbols or different pieces of text that symbolize longer parts of text. Usually shorthand is easier to be read by the writer, for all shorthand is unique to its user. Some abbreviate different things.
2. Used by illiterate noobs online. they speak with no grammar, and make no sense. They cannot seem to spell, and seem to randomly press keys.
1. Need to go to the stor to by food. An i need sum fud.
2. "LoLz, TAht Iz ZO Fuunneh! I LUvz ity@! LA0ol!"
"Wtf? What are you saying?"
"LoLZ N0)B! You GheySX!1 Im Spekkin ShrtHAd!"
"That isnt shorthand nubtard. This is."
"NOeZ! Tis ISs ShrtNd!"
" Shut up."