The comments pages of a user have urls like
http://lesswrong.com/user/falenas108/overview/?count=25&after=t1_aa28
where the last four characters denote the number of the last comment on the previous page (in like base 36 or something). So with a bit of effort you can binary search your way through these.
The comments pages of a user have urls like
where the last four characters denote the number of the last comment on the previous page (in like base 36 or something). So with a bit of effort you can binary search your way through these.