The army's recent intervention in Egypt, and the turmoil there, have brought memories surging back of a time in 2005 when I was on my way to a vacation in Ecuador and the Galapagos islands. World events chose that moment to intervene in my carefully made plans.
They patted my upper leg area down, pulled out my fold-up umbrella from my back pocket (it was an Xmas gift), then found my camera in my other back pocket, bellowed at me to show pictures, then bellowed furiously, "Delete! DELETE QUICKLY!!"
As dustbins burned near Bank underground station and effigies of bankers swinging from lamp posts slowly turned to ashes, riot police grasped their batons unmoved and unwilling to attend to the emerging dangers.