It works for me - have just tested it with a white cube on a completely black background at 800,600.
Edit: it clearly adds greyish tints to the jaggies - although it doesn't do it that well - I haven't checked my graphic card settings
But the command certainly does something
Edit: it clearly adds greyish tints to the jaggies - although it doesn't do it that well - I haven't checked my graphic card settings
But the command certainly does something