This script will appearently forced to use the (fake) YouTube Premium by changing its logo and blocks all of its ads.
As of
This script should not be not be installed directly. It is a library for other scripts to include with the meta directive // @require https://update.greasyfork.org/scripts/558826/1712937/Faketube%20Premium.js
Note: This script is used for testing purposes. Please, do not make this as a permanent script to use because it might f*ck your YouTube's watch page up!
