Uppercase and Lowercase letters on the Internet
Uppercase and lowercase are used to type in hip hop slang.
Letters are expressed to display attitude and meaning.
Hip Hop's underground slang is still secret today.
An example of slang:
"hIP Hop Is hEllA coOL..."
" rePPin 831' "
Other characters are also used for effect
like: !@#$%^&*()_+{}:"<>?,./;'[]=-0987654321