 		k = "#{@prefix}:#{@q}:#{@id}"
 		
 		# Add qualifiers, if the relation was set.
-		# e.g. orpheus:us:30:book:dune:page:13
+		# e.g. `orpheus:us:30:book:dune:page:13`
 		for rel in @rels_qualifiers when @[rel+"_id"]
 			k += ":#{rel}:"+@[rel+"_id"]
 		

			
			return this

	# Generate a unique ID for model, similiar to MongoDB
	# http://www.mongodb.org/display/DOCS/Object+IDs
	_generate_id: ->
		@_new_id = true

		fn ||= ->
		
		# If there were any validation errors we immediately call
		# the callback before issuing any commands to Redis. If
		# an error callback was supplied with `err` then we call
		# it with the validation errors and the model id. Otherwise
		# we call the `fn` callback with the errors, `null` as the
