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"MQA was founded in 2014 and is backed by several major labels, including Warner Music Group, Universal Music Group, and Sony Music".
That really says most of what you need to know in terms of how 'good' it is compared to free market solutions.
Tidal removing all MQA
As the title states Tidal will be removing all MQA and replacing titles with FLAC instead. Per an email I just received:
On July 24, 2024, we’re replacing the music in TIDAL’s MQA catalog with FLAC versions.