My team has been trying to build some backlinks for my sites and one of the annoying messages that they were getting when posting comments on wordpress blogs (hosted at *.wordpress.com) was this blank page with only “discarded” displayed on the page.
After a bit of research, here was the reson why:
– Your comment is flagged as spam.
– The post was published more than 30 days ago.
– The blog owner has the option “Don’t discard spam on old posts” unchecked at Settings->Discussion
So, now we know…