Because not enough people are using the free compressor TDR Kotelnikov
https://www.tokyodawn.net/tdr-kotelnikov/
Thorough rundown of the art of compression through the lens of TDR kotelnikov plugin.
https://m.youtube.com/watch?v=1Tx6SRCwWug
another review and demo of mastering and mixing
https://m.youtube.com/watch?v=xS5Y8OOCkaM
Also more people need to produce audio using the LUFS measurement of loudness.
Youlean has a very nice free LUFS Loudness Meter.
https://youlean.co/youlean-loudness-meter/
video rundown of tool


The can of worms goes deeper, signal analysis...