Well you certainly have a point Westwood. It could also run out of juice as well. I suppose one would need to make it clear what is expected should that situation arise. On the plus side they would at least have your last location.

The Spot is supposed to be waterproof to 3 meters. Interesting now that I think about it.........I never checked mine out after my 10 minute dunking in Lake Superior where it stayed submerged. I'll check it out and see if I have corroded batteries and report back (of course I will  :D )