I’m not renowned for my hygiene. Sometimes, my socks reach wear No 4 before they are washed. At Glastonbury, a laissez-fare attitude towards hygiene is a good thing. If anything, it is encouraged, which suits me. But even I can see that four nights here will require a bit of body maintenance. So I will to try to keep myself as clean as possible, aided by a pack of wet wipes and the scant showers on site.