Yes, for all we know, she DID reserve a large amount of gas to come back, and it just wasn't enough. When you get to the point where you are challenging that kind of cave, there probably aren't any rules that work, and like Evel Knievel, if you miscalculate, you will suffer for it.
I'm sorry about her death, but in a way, glad to hear that it was simply as a result of the risks she knowingly took to do the kind of diving she was doing.
I'm sorry about her death, but in a way, glad to hear that it was simply as a result of the risks she knowingly took to do the kind of diving she was doing.