Whatever you think of the politics of the US today, the US Declaration of Independence (publicly issued 230 years ago yesterday) is a stunning document, audaciously and seriously asserting political freedoms which we now take for granted, but which at the time had not been seriously asserted by a sovereign nation. All of us using computers in the free world owe those men a deep debt.
And so we celebrate by blowing things up:
Full set here. Full set, by the way, is quite ample proof that David Z. was right to say at GUADEC that photography is the one hobby where buying better equipment really does make you better.