Excessive correction of mispelled words such as misspelled, IE: MISSPELLED MISSPELLED MISSPELLED MISSPELLED MISSPELLED MISSPELLED MISSPELLED MISSPELLED MISSPELLED MISSPELLED MISSPELLED MISSPELLED MISSPELLED MISSPELLED ect.
The most common cases of this derive from "you're/your," "it's/its," and "to/too." Apparently people are really stupid.
ETC. ETC. ETC. ETC. ETC. ETC. ETC. ETC. ETC. ETC. ETC. ETC. ETC. ETC. ETC. ETC. ETC. ETC. ETC. ETC. -Zero