I hacked a cheap WinCE-based Satnav and installed ScummVM onto it. Also, I made damn sure I didn't pay for my copy of Monkey Island... but I guess that's the pirate in me.
I half imagined the museum staff to march up to me and demand "Ihre papiere bitte!"Non-commercial sketching is permitted in the NMM galleries and grounds. Sketching refers only to pencil and charcoal drawings — no painting or pen drawings to be undertaken without prior permission from both Collections Services and Collections Group staff.
The explanation requiring the fewest assumptions is the most likely to be correct. -- William of Occam