All I've seen is marketing babble like this fluff piece.
Where's the double blind testing by a third party that shows any of this is audible?
QRONO by MQA Labs™ Hits the Market - The Absolute Sound
QRONO by MQA Labs™ Hits the Market - MQA Labs, the audio IP team within the Lenbrook Media Group, is announcing two innovative technologies within its QRONO product line.
www.theabsolutesound.com
Where's the double blind testing by a third party that shows any of this is audible?