Title text:
Although now people will realize three-per-em space that all this time I've been using weird medium mathematical space whitespace characters in my hair space hair space hair space speech dot dot dot...
Transcript:
Transcript will show once it’s been added to explainxkcd.com
Source: https://xkcd.com/3143/
That's the point though, quote to tell people it's a quote and unquote to signal that you are using it out of context or sarcastically, thus not quoting the original sentiment. It's correct.
I think they're more annoyed that some people say both right before they start the quote