Zeroing out data in the residual coding step would make FLAC a lossy compression format! (and most likely not a very good one). I'm tempted to implement it for

Zeroing out data in the residual coding step would make FLAC a lossy compression format! (and most likely not a very good one). I'm tempted to implement it for giggles, but OTOH I'm worried it could spark some kind of uprising of audiophiles.