because your criterion is vague and you have not suggested any procedure to measure it.

I agree with your second paragraph, however.

The shortcoming of your overall perspective is that you tend to regard a language as a static thing and fail to see the potential for a language to adapt AND for users of a language to adapt.

You know the deficient QWERTY setup of keyboards, I presume? Yet such setup has not prevented such keyboard setup from being the standard.