Screw your eyes up a bit and look at the map and it starts to look very familiar.

BBC: Grasping the nettle of complexity

When you do something like this there is a chance, albeit a small one that you can screw up your device- if you're worried about this, don't do it.

ENGADGET: pt's "how to Tuesday" Overclocking your Pocket PC

That's right, starting on Monday you'll be able to say screw you to Cingular or ta ta to T-Mobile and keep rocking your precious RAZR even after you've jumped ship and signed up with a new provider.

ENGADGET: Copyright Office rules that consumers can legally unlock cellphones

Llanbradach-born Stephen Thomas's Topster - A screw-on pourer which prevents milk from dripping down the side of the bottle and making a mess of your fridge which now sells 2, 500 a month and is available through Lakeland stores.

BBC: NEWS | UK | Wales | Inventors reveal their new ideas