If Season 4 has a defining characteristic, it is the sheer density of the cutaway gags. This is the era where the "manatee joke" theory (the idea that the writers pick random nouns out of a tank to create cutaways) began to take hold, but crucially, the batting average is incredibly high here.
Compression often causes "banding" in the flat colors of animation. A lossless or high-bitrate copy preserves the sharp lines and vibrant palettes of the Quahog universe. family guy season 04 lossless
Look for tracks that haven't been downsampled to low-quality MP3 or AAC. The Legacy of the 2005 Revival If Season 4 has a defining characteristic, it