I have upvoted op because it is an interesting topic. I upvoted your comment because it is more interesting than the op. I would use occam’s razor to say that t

I have upvoted op because it is an interesting topic. I upvoted your comment because it is more interesting than the op. I would use occam’s razor to say that the pattern you see is normal. It is a pity we do not see enough posts on problems of public transportation though. All those articles about beauty of public transportation and biking in high-density, nice weather areas are highly misleading.