First of all, and obviously, it isn't really everything. Given that, if they are really only going to discuss twenty or so things, why focus on sex in space (the two things I read and third thing I skimmed all being tasteless and speculative, lacking in fact) and sperm banks?
Second, well. Who needs a second? The first point says it all. Parts of it were interesting, but parts of it were clearly written for the author's inner (sex-obsessed) teenager.