Sorta. They would be scientific results derived from experimental design, rather than anecdotal evidence from personal experience.

It’s not to say their personal experience is wrong, but what happened in their experience may be different than someone else’s, or everyone else’s for that matter.

I personally think both roads will lead to the same destination, but that can’t be technically “proven” without experimental design being implemented to weed out bias/secondary factors.

On a basic level, it impacts those seeking to have a same sex marriage. For those individuals, it increases their social equity and thus, does significantly impact society.