Who knew that there was such a thing? Not me. And yet Twitter is a fount of all wisdom. Wikipedia also has some information.
So, my very best wishes to all of my bisexual readers, especially to Cat who I see from Twitter is a little under the weather today. If you haven’t read Palimpsest yet, do give it a try [buy isbn=”9780553385762″]. It wasn’t a Lammy winner and Hugo nominee by accident.