Its all true folks.
The fun will begin when industrial rigging test standards get enforced and we all have to re-test the shackles every 6 months just like other certified rigging equipment.
Yep, OK, I'll now run away as I know your all looking for something to through at me, but, just wait and see, there will be someone, somewhere who will try to carry that regulation over. It will start with heavy transport and then filter down.
PS
When a link is welded, the chain is no longer rated. The alternative is a secured eye and a hammer lock to join the chain to the trailer.