if you're going to be technical boyd never posted to googlegroups google groups did not exist at the time boyd's posts were to rec gambling poker which is currently archived by google groups but is not google groups itself reading wp blp i'm not sure how boyd's own usenet posts can't be included it says never use self published sources including but not limited to books zines websites blogs and tweets as sources of material about a living person unless written or published by the subject and these usenet posts were written by boyd