Two hands holding a well-used prayer book at a Methodist church service are symbolic of faith in South Africa.
The writer conveys that prayer is pleasing to God and salutary for man.
A His clothes were rumpled and well-used. (Positive "well" --> perhaps weakening to neutral.)
B His clothes were rumpled and threadbare. Negative "bare".
Since shabby clothing is not good, unless you are a crazy Victorian lord, , variant A does give a strange impression; B is usual, and I'd say much more common.
I have in mind such meanings as “advantageous”, “favorable, easy”, “profitable, paying”, “on easy terms”.
Yes. You've understood these sentences as I should. The connotation is positive.The well-used extension ladder balanced against the back of a house, poised to allow access to the house gutters.
Red Cross workers assures money will be well used.
Our reference books get well used during advanced courses.
The well used physics education project makes it possible for students and teachers to set close to the forefront of scientific research.
Well used designs always contain these elements.