Comment by maratc
I've edited my comment to better present the issue.
I've edited my comment to better present the issue.
> It’s totally valid XHTML, just not recognized.
Am I right in assuming that even you didn't notice the problem the first time you looked at it?
> Out of order closure should definitely error out
Hitchens's razor: "What can be asserted without evidence can also be dismissed without evidence."
Out of order closure should definitely error out with an “unclosed italic tag detected at line:…” error.