Who is cutting the tails off these horses?

Saw this on Facebook. Even with the quietest horse, is that worth the risk of getting scalped?? : r/Horses

Maintaining a Horse's Healthy Tail, 20 Tips from Cowboy Magic - Cowboy Magic

How long does it take for a horse's tail to grow back after being clipped or pulled (tail docking)? - Quora

Is it bad to cut a horse's tail? - Quora

Some weirdo is cutting off horse tails, and no one knows why

Tail (horse) - Wikipedia

South Carolina: Horse tails cut off

Horse's mane and tail cut off in an act of vandalism - Horse Illustrated

A How-To Guide for Tail Braiding – The Cheshire Horse

Police looking for who cut the manes and tails off 2 horses

6-foot long boa constrictor found in Target shopping cart

Anheuser-Busch will no longer amputate tails of Budweiser's Clydesdale horses : NPR

Who is cutting the tails off these horses?

It's damaged our horses': Owner wants answers to who cut off horses' hair