I think it simply reflects that the distinctions each is making are, to a great degree, subjective and up for debate. See, for example, <a href="http:&#x2F;&#x2F;blog.ezyang.com&#x2F;2012&#x2F;08&#x2F;is-haskell-liberal-or-conservative&#x2F;" rel="nofollow">http:&#x2F;&#x2F;blog.ezyang.com&#x2F;2012&#x2F;08&#x2F;is-haskell-liberal-or-conserv...</a>, which argues that <i>Haskell</i> of all languages is, in a sense, liberal.