I left Johannesburg after Stef and Danny very kindly left me to the airport! I won't say that Jo'burg airport is the most organised I've ever been in but after a little while queuing (in a few different queues) I was checked in. I had 90 rand left (about £9) and I searched high and low to find a book I could buy but none were less than 90 rand so I had no option left than to peruse the duty free(no harm in looking) and to my surprise I found a bottle of Po-10-C ...