Foils, spars...what will they do with it next?

Is this a s-poo-f?  Or just a load of crap.  Amazing all the talk about weight reduction when for many folk a few less pies and pints might achieve the desired loss.  Oh yes and have a s**t before you get into your wetsuit!!

Small change for a super yacht

And when it shatters under strain all those splinters will go everywhere!