Large scale usage of Meyer's advice to prefer Non-member,non-friend functions?

Question

For some time I\'ve been designing my class interfaces to be minimal, preferring namespace-wrapped non-member functions over member functions. Essentially following Scott Meyer

Answer 1

OpenCV library does this. They have a cv::Mat class that presents a 3D matrix (or images). Then they have all the other functions in the cv namespace.

OpenCV library is huge and is widely regarded in its field.