>> “I do hope you understand my position.” <<
.
Yes, I think I do.
>> “A balled fist and a straight arm take next to no effort or ‘power’ and achieve the same end as your suggestion.” <<
.
Except that you still have an enraged 75-80 lb dog to deal with after he releases. This may be just a small problem to an experienced dog handler, but can be the continuation of a threat to life for others.
Not really since the dog will be unconscious...or worse.
Unfortunately, few people have the nerves necessary to properly execute the move.