Correct. In todays Wash Post, Gene Weingarten (one of our own grammarial pickers -of-nit) did a column on a number of words and phrases that have gotten so fucked up that their incorrect styles have become standard spelling and pronunciation (Weingarten has coined "add homynyms" to describe these phrases.
Hammy Downs is but one.
Lack toast intolerant
Mind grain headaches
Self of Steam
Pedal Stool (like "don't put him up on a pedal stool")
Minus Well "we minus well just enjoy ourselves till the comet hits the earth"
Weingarten was reacting to the reliance , by "citizen journalists" upon Spellcheck and autocorrect which make a machine decision to "correct' a spelling error but the citizen journalists aren't literate enough to note that the autocorrect correction is wrong. Weingarten stated that its mostly the result of inattention. The Autocorrects have the biggest problems with foreign-based words like "prosciutto" .
He quoted an example that actually appeared in a local paper where they included a recipe.
(Guess where the word prosciutto shoulda been.
Crumble the breadsticks into a mixing bowl. Cover the crumbs with warm water. Let soak two to three minutes or until soft. Drain excess water. Stir in the prostitute, provolone, pine nuts , and basil...