How genres borrow from one another over time
Launch library · evergreen read

Genre boundaries have never really been especially fixed in practice, with musicians consistently borrowing rhythms, instrumentation and structural ideas from traditions well outside their own primary genre throughout the entirety of music's broader development across many decades, a truth easy to forget once a genre has settled into an apparently fixed identity.
This constant exchange has produced many of music's most significant developments over time, since genuinely new sounds often emerge precisely at the point where two previously separate traditions meet and begin to influence one another in unexpected ways, collisions that were rarely planned in advance yet shaped entire decades of music.
Understanding this shared history makes genre labels feel considerably less like fixed, rigid categories and more like loose descriptions of a constantly shifting, interconnected landscape that resists any truly permanent or final classification of any kind, a landscape better understood through its connections than through any of its individual borders.