Barefoot running and even wearing thin soled shoes restricts you to a certain kind of terrain. I participated in an alpine marathon last weekend and the terrain

Barefoot running and even wearing thin soled shoes restricts you to a certain kind of terrain. I participated in an alpine marathon last weekend and the terrain was quite technical. Everybody was wearing trail running shoes. I have weak ankles which are prone to pronation (he he), so a good shoe is absolutely crucial to me for running in rugged terrain.