It depends, each loaded condition has it's merits. Weapon familiarity & A very good training regimen is just as, if not more important than carry condition
Here's a pretty good vid of condition 3 carry (no round in the chamber)
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"They that can give up essential liberty to obtain a little temporary safety deserve neither liberty nor safety."
-- Benjamin Franklin
lib·er·ty
/ˈlibərdē/
noun
1.
the state of being free within society from oppressive restrictions imposed by authority on one's way of life, behavior, or political views