Yes and no. it helps soften, but I've come to realize when eatting a leg you just gotta deal with the tendon. I wish I could give you a solid yes, but I'd be lying.
You could, just be careful not to let it sit at a dangerous temp for to long. The video however is for brining it should be defrosted prior to doing this. Recommend defrosting in the fridge to be safe.
