The phrase refers to a cracked or pirated version of the popular wavetable synthesizer, Xfer Serum , distributed by a well-known warez group called Team R2R .
The sound that came out was a lullaby. One he hadn’t heard since he was four years old. His hands shook. He saved the preset as Grandma’s Lullaby . xfer serum r2r extra quality
Let’s address the elephant in the room: Is "Extra Quality" a placebo? "Xfer Serum R2R Extra Quality" The phrase refers