Shakespeare didn’t need to know the difference between ‘its’ and ‘it’s’

An item on the BBC news site didn’t mean what it said: ‘The latest move is part of a wider crackdown by China to reign in the country’s fast-growing tech platforms.’ China may wish long to reign over us, but in this case it wanted to rein in activity. It wasn’t that the author didn’t know the difference between a horse’s rein and a monarch’s reign. But the moribund metaphor of reining in allowed a homophone to sneak in. If there was a spell-checker on the author’s computer, it would have let it through. I find that a very common spelling mistake is lead in place of led, as in