They could have just banned liquids all together, but they picked some magic 15 mL limit (or whatever it is) that no existing containers at the time fit under.

They could have just banned liquids all together, but they picked some magic 15 mL limit (or whatever it is) that no existing containers at the time fit under. > The much more likely scenario is... Why do you phrase this as an either or situation? "My conspiracy is more likely than your conspiracy" as if there can't be more than one conspiracy.