One of the saddest sounds in the world is the change in tone of the water pump as the water runs dry half way through a shot. There’s no real rescuing this situation. It’s go ahead with a sub-par cup of coffee or start again. Not only is that a wasted 40p of coffee beans¹For a double shot. but, worse, it dishonours the farmers, roasters and everyone else who has put so much effort into bringing such a wonderful flavour to you from the far reaches of the planet. So, what is needed is a water level meter that can warn when the reservoir is getting low. Continue reading →