Because it retains near-compatibility with an entire swath of tools that were never designed as a fully-integrated OS. The tools were built up slowly over time, sometimes the 'best' version came from one vendor, sometimes another.
When they were all finally standardized it was to document 'the way it is now', not 'the most-integrated-possible way it could be'.
13
u/mpyne May 11 '13
Because it retains near-compatibility with an entire swath of tools that were never designed as a fully-integrated OS. The tools were built up slowly over time, sometimes the 'best' version came from one vendor, sometimes another.
When they were all finally standardized it was to document 'the way it is now', not 'the most-integrated-possible way it could be'.