The company's had a knack for thinking outside the rectangularbox and coming up with cleverly built handsets -- the Sensation series and Touch Diamond come to mind -- but it seems to have cranked the focus up another notch this year.
They adapted Wingfield's original version to play on arectangular court and over the next few years made further changes to lower the net, reducing the size of the box into which the service could be hit and allowing overarm serving.