Update comments

lib/client.rb

@@ -1,10 +1,5 @@
-# Adventures in word wrapping. I found this code online but it's not working
-# Don't use for now
-# class String
-#   def wrap(width=78)
-#     self.gsub(/(.{1,#{width}})(\s+|\Z)/, "\\1\n")
-#   end
-# end
+# This file contains code for "internal" methods - 
+# it doesn't interface with external libs
 
 class Path < String
 

lib/mediainfo.rb

@@ -1,3 +1,6 @@
+# This file contains methods which depend heavily on external
+# libs such as mediainfo and mini_exiftool
+
 class Video < String
 
   # This method creates a hash with all of the desired metadata

metadater.rb

@@ -1,10 +1,10 @@
-require 'rubygems' # When running under 1.8. Who knows?
+require 'rubygems'      # When running under 1.8. Who knows?
 
-require 'mediainfo' # Capture technical metadata from video. Requires MediaInfo
+require 'mediainfo'     # Capture technical metadata from video. Requires MediaInfo
 require 'mini_exiftool' # Capture software metadata from video. Requires ExifTool
-require 'spreadsheet' # Write to spreadsheet
-require 'xmlsimple' # Read data from Sony's XML Exif
-require 'find' # Ruby's Find.find method
+# require 'spreadsheet'   Spreadsheet output not implemented yet 
+require 'xmlsimple'     # Read data from Sony's XML Exif
+require 'find'          # Ruby's Find.find method
 
 # Internal functions and classes
 
@@ -17,8 +17,8 @@
 # Note that we will also scan files with no extensions.
 @@filetypes = [ '.mov', '.avi', '.mp4', '.mts' ]
 
-@@files = [] # Let's leave this empty for later
-$metadata = [] # This too
+@@files = []    # Let's leave this empty for later
+$metadata = []  # This too
 
 case ARGV[0]
   when nil
@@ -31,4 +31,4 @@
     scandir = Path.new(ARGV[0])
 end
 
-# scandir.scan
+scandir.scan