The Daily Mail doesn't agree with Prince Charles on many things but it's been getting in a tizz about nanotechnology in food ­- worrying that what it calls "grey goo" could be doing nasty things to our bodies.

It claims Kraft is working on "programmable food" that is tasteless and colourless but can be turned into anything the consumer wants by "zapping" it in the microwave for a set time.

So would that be what they're planning for Dairylea triangles, then?