While wandering the halls of the ExCel centre I had this thought - what about an inflatable sailing dinghy? Just as I was shaking my head at my own stupidity what should I see but the above, the SmartKat inflatable catamaran.
It looks surprisingly good for something that packs up into two bags, and is relatively straight-forward to put together, as can be seen in this YouTube video.
And if catamarans then what else? Well apparently even the sky is not the limit as this proposed module to the space station is to go by:
