Here is the download links for build 1560
MEGA link: https://mega.nz/#!dQwFlYCT!ZrVtlTCnZ...jU0FAG684eCMGk
Idrive link: https://www.idrive.com/idrive/sh/sh?k=v7r2r5i7a6
Reportedly it fixes the issue with Youtube
I have verified the signature of the zip file. It is signed using the same signature used on previous official builds. So, it's a legit build.