so first, let's hit the pool, where alasdair keene is checking out something very snug indeed.w it from a very young age that's where i want to be. the olympics is just amazing to go to as a whole, but obviously, it's taken me about four years to do so, so i'm so happy to finally have made that progression. alasdair: getting to this point takes determination, lots of training, and the best technology. there's a piece of equipment that all swimmers have that's tightly regulated, and designers are constantly trying to improve — their swimsuits. on the face of it, some costumes haven't really changed much over the years. but at the elite level, these are highly engineered bits of tech costing hundreds of pounds. so typically, in olympic cycles is how we work. and we will have a revolution of a suit technology at an olympic games, something which is hopefully ground—breaking and moves the goalposts a little bit higher. but how far designers can push the innovation is dictated by the sport's governing body. they limit what materials can be used, or how and where seams might be place