The Guardian’s Leo Hickman wrote an article yesterday about 3D glasses – how the current trend for jumping-out-at-you big screen action is causing a lot of waste: even with reusing and reconditioning schemes in place, around 7million pairs will be recycled into “plastic pellets” this year – and that’s not including the ones people have taken home.

We’ve only seen a few things in 3D – at the IMAX in Bradford – and we’ve always left the glasses there afterwards. But if we had taken them home (and if there wasn’t anywhere obvious for recycling, that’s what we’d have done), how could we have reused them?

The ones we’ve worn have been stylistic wonders – quirky-shaped plastic frames, which look particularly great over my normal specs…