The article opens with several references, from 1915 all the way to 1949, in which Einstein reports Hume's influence on him and says that without Hume it's possible he would never have come up with relativity. That's as solid evidence of a link as could exist. More importantly, though, this material is interesting and worth discussing rather than dismissing.
(That's in the site guidelines, by the way: "Please don't post shallow dismissals, especially of other people's work. A good critical comment teaches us something." https://news.ycombinator.com/newsguidelines.html)
(That's in the site guidelines, by the way: "Please don't post shallow dismissals, especially of other people's work. A good critical comment teaches us something." https://news.ycombinator.com/newsguidelines.html)