I'm not sure how much meaningful information about "kindness" can fit in the signal a dating app/website tends to carry? Like, we could probably study dating w

I'm not sure how much meaningful information about "kindness" can fit in the signal a dating app/website tends to carry? Like, we could probably study dating websites and conclude that having a pleasant voice isn't high on most people's wish list, but I imagine a fair fraction won't keep dating someone if they find their voice grating.