I prefer to stand up and do my CESA. anything deeper than that and I'm yanking your reg out of your mouth.
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I don't see any option to change D4 setting. Why don't you RTFM and tell me. If you don't know what you are talking about, just zip it!
Stick with GUE philosophy.GUE trained
In France, for instance, they consider deco dives as part of the recreational realm. Although the training received has a big impact on procedures, there is a tendency to avoid a specific plan for recreational dives (except for the minimum gas, which is always taken into account) and to follow the computer. In other words, you do your dive, and you constantly check your gas reserve to be sure you don't end up OOA, and then you do your deco depending on what the computer says.
This is a completely different approach from GUE. As far as I know, with UTD, it works differently, while I don't know anything about ISE.
Stick with GUE philosophy.
There is NO other way.
Where is UTD derived from!I stick with that philosophy. But it isn't the only one, and this is a fact.
EDIT: well, if other philosophy are optimal or not - it's another discussion