Au contraire. Mac is literate. He merely invokes commonly used slang that those on this side of the pond (many of whom can’t see beyond their backyard fence, anyway) don’t comprehend. This Reed character merely takes license with the language as we know it. That said, leave it to Pinkish to make a self-righteous stand for a principle that has largely been a toothless one for the past half century.
Actually no, it doesn’t. I can think of at least one popular social media venue which auto corrects your posts, whether you like it or not. It has often changed wording from something other than what I typed (and I’ve made my living as a wordsmith for most of my life). More often that not, it ends up altering the meaning altogether. The Submarine Sandwich he’s married to did a better job here than any “spell check” would have done.
The time has come for him to get over his overall petulance. It’s moments like these when those who have been in that situation (which I presume includes most, if not all of us) really need someone to clue them in as to just how clueless they are.
Murphy’s Law #31-D: Situations such as these always happen at the worst possible times.