Came across this article and thought it improbable, possible, confusing and very intriguing. I have never heard a pure class B amplifier (or seen one)
Hoping DIY enthusiasts and those familiar with circuit design could share their thoughts and opinions…
www.allaboutcircuits.com
Hoping DIY enthusiasts and those familiar with circuit design could share their thoughts and opinions…

My 40-Year Love Affair with a Remarkable Amplifier—A Class B Amplifier for Audiophiles - Technical Articles
The Blomley amplifier was designed over forty years ago, is an alternative power amplifier design that suffers virtually no distortion, and provides a sound which has the presence often lacking in conventional amplifiers.