If you do that the image just looks blurry. The magic is that it looks soft on a CRT. soft != blurry In my experience a simple scanline filter surprisingly he

If you do that the image just looks blurry. The magic is that it looks soft on a CRT. soft != blurry In my experience a simple scanline filter surprisingly helps in softening upscaled low res. The draw back is that the overall brightness is reduced. You can't win with LCD.