2.0.1 is a bugfix release, allowing "gain" values down to 0.1x, for devices where the default with no gain (1.0x) has distortion
2.0 changes:
Ambient Music Mod 2.0 is here, with a complete overhaul including dropping the need for an Xposed module, and even root.
Read more: https://medium.com/@KieronQuinn/now-playing-ambient-music-mod-v2-93cd4042cc11
Important: If you are upgrading from Ambient Music Mod 1.x, please uninstall the old version completely including the Xposed module and Pixel Ambient Services and reboot before installing this new version.