[Nix-dev] Python 3 as default

[Peter Simons]

Hi Richard,

 > Out of interest can I ask what the rationale for that decision is?
 >
 > I'd like to try to persuade you not to symlink python to python3,
 > because doing so potentially breaks existing python2 programs.

I, too, wonder why we sym-link "python" to "python3". I'm not sure what
the benefits are, but this change certainly broke my setup, so I am well
aware of the disadvantages.

Best regards,
Peter