Replaces the meaningless play symbol with a YouTube-text favicon. Preview:

Successfully tested with:

• Firefox 40.0.2 with Greasemonkey 3.3
• Chrome 44.0.2403.155 with Tampermonkey 3.11

Does not work with Opera and Tampermonkey Beta or Violent monkey.

This script on: GitHub • Greasy Fork • OpenUserJS • Webextender