Examination of any words thought to be synonymous reveals a congruency of range but not an identical meaning.
Your comment fails to recognise the depth of congruency between our lives and technology.
They simply don't understand that someone with a different world view can have complete congruency within themselves.
British Dictionary definitions for congruency
the quality or state of corresponding, agreeing, or being congruent
(maths) the relationship between two integers, x and y, such that their difference, with respect to another positive integer called the modulus, n, is a multiple of the modulus. Usually written x ≡ y (mod n), as in 25 ≡ 11 (mod 7)