The proof is in the manual. Look up your favorite analog modeled plugin manuals and some will mention the level in which it functions best at. As a rule of thumb 0VU or -18dbFS is the sweet spot. This proves that gain staging matters to get the best sound possible from your plugins.
Music Royalties From Streaming and Digital Downloads - Are You Leaving Money On The Table? In this video, I cover the royalties generated when your music is streamed or sold via digital download. There are Mechanical Royalties, Distribution money, and Performance Royalties. There is also SoundExchange that collects a different royalty and YouTube content ID that collects all bundled into one. Make sure you are knowledgeable about the music business so you can stay on top of your money!
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In this Free 4 Step Course you learn colored EQ vs transparent EQ, linear phase EQ vs minimum phase EQ and much more to really help you choose the right EQ for the job.