Modes and Key Signatures have a variety of different characteristics and are great for outside-the-box songwriting. Here’s a cheat sheet to remember them!
Hein almost mentions this in passing, but it’s an interesting concept to keep in mind these days. Our new “teachers” may in fact be the unnamed, unseen, un-interacted-with software engineers and designers who created the DAWs (as well as the plugins inside them) that we use for almost all things musical in the 21st century. Those folks shaped how we learn about engineering and production, recording, and even composition, and learning to use their software inevitably means learning about those concepts from the lens of the software’s interface and application.