Manual labour has led, inevitably, to soreness and pain. Also, in the middle of a good book.
In the meantime, some assorted links:
A road vehicle that looks kind of like a space capsule.
Cheap solar power, contd.
Long lasting, low power lighting from LEDs - coming soon, from Phillips.
In a blow to creationists everywhere, elephants respond to poachers by being born without tusks. You win again, reality.
Now, I return to bed.