Hand me that Soldering Iron!

Things usually break down when they're most needed. You can avoid this problem by eschewing modern technology and only using tools made of stone, although you will find that chiseling your message into a rock wall is not as convenient as pecking out a Twitter message.

Also, central heating is difficult, so you'll have to start bonfires in every part of your cave.

Chocolate is a well-known deterrent to the gremlins that plague technology. Here, to bring you luck with your gadgets, is a chocolate ladybug from www.renachocolates.com. And here, to brighten your day, is a picture of a nice diesel locomotive.

If you're feeling romantic today, here are two romantic pictures of steam rollers.

Finally, if you're in the mood for a chocolate malt cake, you might take a look at this one, from The Baking Pan.

No worries.