Yes, this was what one would call the default approach of digging and tugging. I am very glad it worked. However, there was a distinct possibility, that this ap

Yes, this was what one would call the default approach of digging and tugging. I am very glad it worked. However, there was a distinct possibility, that this approach would not have worked, and I think all the discussions were about possible alternative approaches. If the high tide at full moon had not provided enough lift, then they would have had to figure out a way to unload the ship.