> inefficient That depends. Is it also more reliable? If two books, one big one slim, prove the same thesis, what I would be interested in is the quality of t

> inefficient That depends. Is it also more reliable? If two books, one big one slim, prove the same thesis, what I would be interested in is the quality of the content, not the size. There can be a measure of efficiency in "have you really thought it through", but it is clearly complex - it requires measuring how solid the reasoning is.