I still think this suffers from the same issue on the Stylish option, when you are way down on the comments you have a hard time knowing if the comment is an an

I still think this suffers from the same issue on the Stylish option, when you are way down on the comments you have a hard time knowing if the comment is an answer to the OP or to another comment, the increased indent helped but a left align or vertical line all the way from the OP post would help a ton.