While it is highly likely that the next winner of the non-stop solo round the world race will be aboard a foiler, what type of appendage will be able to deal with all the problems over more than 21,600 miles? If we look at the IMOCAs with foils added in 2016, those fitted with new appendages and the latest generation of prototypes, we can see some huge differences in terms of the design, which are bound to affect the way the boats are sailed… Which approach stands out in this wide range?
