Peter Rhodes on folios, spy ships and a sense of fellowship with a snooker spoiler

For the eco-idiots who wreck snooker tournaments and deface works of art, there could be no juicier target than a First Folio. It is a valiant thing to put these priceless works on display. But as somebody once remarked, the better part of valour is discretion. Some discreet bulletproof glass, perhaps?