Next week is AASW6, the sixth edition of the Africa Agriculture Science Week. There’s a blog. A Twitter hashtag, #AASW6. A Facebook page. A LinkedIn thing of some description. And side events, of course. Given all this, I hesitate to make the usual offer of space here for anyone who might want to muse about the agricultural biodiversity content of the proceedings. But what the hell, I guess you can never have enough social networking. No, wait…