Your right, the usage in the title is wrong. And so is it in the previous sentence. Sue me!
I actually do care and do sometimes notice when I screw up. Most of my errors are sloppiness rather than ignorance. Some things just irk me. For example, I think the quotation mark outside the punctuation is aesthetically displeasing. An Englishmen is rumoured to have said “that’s how we do it in the old country”.
Anyway, I saw this shirt on the internet and had to laugh:
Kevin Kim, if I knew where to buy one you’d be wearing it proudly. So their!