If you don't look for the radically new, you won't find it, when competing with a larger volume of tracks being released that aren't radically new.

Here is just one example out of the hundreds: https://stevelehman.bandcamp.com/track/bamba

Stylistic change isn't meant to be groundbreaking anyway, I believe it is from the gradual stretching of boundaries over time that leads styles to be unrecognizable from their origins that inspires new styles to be developed.