SimAudio was still making high end CDPs that could cull every detail out of a paltry 16/44 CD.
This was an extremely good sounding SimAudio cdp, that used R2R ladder dacs and had a separate power supply, hard to get anything today that can do Redbook that well.
http://img.canuckaudiomart.com/uploads/large/414643-simaudio_moon_eclipse_cd_mint.jpg
SIMAUDIO MOON ECLIPSE
4 x PCM1704-K dacs DF1704 – PMD100 Philips CD-Pro 2 (VAU1254)
Cheers George