When i listen to podcasts at 1.4 speed the voice sounds ok, but the music gets goofy.
Gave me the interesting thought that it might be possible to set music to the podcast that does better when accelerated than others.
Like planning for mono, planning for acceleration might make sense in some cases.
This is the Thanksgiving podcast I was listening to...
https://www.csmonitor.com/Podcasts/Perception-Gaps