I'm a moron on this. Asking for a friend.
For example, an extended family member posted this on FB. I get the strikethrough is funny, but why random caps? Are they masking a message or do they represent someone who can't speak correctly?
"ThE FlU Is wOrSe. COrOnAvIrUs h̶A̶s̶N̶t̶ ̶k̶I̶l̶L̶e̶D̶ ̶A̶n̶Y̶b̶O̶d̶Y̶ ̶H̶e̶R̶e̶ ̶h̶A̶s̶ ̶o̶N̶l̶Y̶ ̶K̶i̶L̶l̶E̶d̶ ̶1̶ ̶P̶e̶R̶s̶O̶n̶ ̶5̶ ̶P̶e̶O̶p̶L̶e̶ ̶3̶0̶ ̶P̶e̶O̶p̶L̶e̶ ̶1̶0̶0̶ ̶P̶e̶O̶p̶L̶e̶ ̶1̶0̶0̶0̶ ̶P̶e̶O̶p̶L̶e̶ HaS OnLy kIlLeD 3700 PeOpLe HeRe."