> - XPath literally didn't exist when CSS selectors were introduced [citation required] https://www.w3.org/TR/1999/REC-xpath-19991116/ https://www.w3.org/TR/1

> - XPath literally didn't exist when CSS selectors were introduced [citation required] https://www.w3.org/TR/1999/REC-xpath-19991116/ https://www.w3.org/TR/1999/REC-xpath-19991116/ https://www.w3.org/TR/REC-CSS1-961217 https://www.w3.org/TR/REC-CSS1-961217 > W3C Recommendation 17 Dec 1996, revised 11 Jan 1999 There are various drafts and statuses, so it's always open to hair-splitting but based only on the publication date CSS does appear to win