The 2013 edition was sold as MP3 CDs and high-bitrate downloads with no DRM. In an era of subscription fatigue, owning 900+ hours locally is priceless.
Be wary of counterfeit copies. The original 2013 update included a certificate of authenticity and a unique serial number on the master disc label. The 2013 edition was sold as MP3 CDs
Early Big Finish productions (1999–2002) were recorded in varying qualities. The 2013 update applied modern noise reduction, dynamic range compression, and—where possible—new sound effects to match later productions. Listening to The Sirens of Time (Release #1) in this collection feels crisp, not dated. dynamic range compression
Sixth Doctor: The One Doctor → Doctor Who and the Pirates → The Holy Terror The 2013 edition was sold as MP3 CDs