here for registration and details [Merpel's quite excited about this. Now that she knows how to use a smartphone, she thinks she might pick up some tips about using clouds too ...].
here. So far there have been some excellent and preponderantly British entries, though one of the strongest contenders to date hails from continental Europe. Don't be shy, take a shot at it! The closing date for entries is 30 September, so there are still a few weekends to go if you're a slow writer who needs a bit of extra time to get those brain-cells going.