Research is showing barefoot has it’s benefits. Alas, it also has it’s challenges. One wonders why trotters would break gait when barefoot on all four, but not when hind shoes are kept on. Interesting when one thinks of the horse’s ability to sense the ground (proprioception) without shoes.

https://hoofcare.blogspot.com/2020/06/barefoot-swedish-standardbred-trotters.html