anchor.diff:        gnumake
         python # 'python' is python2
         python36
  -      HEAD.python36Packages.pylint
  +      python36Packages.pylint
  +      python36Packages.flake8
         ruby
         cloc
         cwebbin
  
positive.code:       inetutils
        pciutils # lspci
        bind # 'dig' cli program
  
        # Docs
        bgnet
  
negative.code:       HEAD.chromium
        HEAD.qutebrowser
        HEAD.offlineimap
        HEAD.notmuch
        links
        aria2
        rtorrent
  