You can't upload videos to the group. Best thing is to put it up on You-tube, then provide the link.
Take a breath - this isn't anything serious, it's just Mother Nature doing what's needed. You've already pinpointed the reasons this is happening. That wear pattern is just him wearing off his toes quite evenly across the front because he's consistently breaking over in those locations. Moving more along the track creates more wear so makes it more obvious when the trim cycle gets extended. It tells you the trim cycle is too long.
Really need a full set of labeled hoof photos to be more specific but his heels are undererun and the one sole shot shows that he's flaring in the heels.