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					Originally Posted by ownedbycats  What if the user could input a custom regex? | 
	
 I was able to get some regex help, and someone came up with the following, which seems to work nicely with a lot of the corner cases I've seen in my eBooks.
https://regex101.com/r/UomIXo/2
Thoughts?
Edit: Although, I just realized that above regex uses the PCRE2 flavor. But am I understanding correctly that Calibre uses this? 
https://bitbucket.org/mrabarnett/mrab-regex/src/hg/ (Per this page: 
https://manual.calibre-ebook.com/regexp.html)