If Youtube videos do not play reload the page, that's a Youtube bug.
Or maybe now, a few years later, it's a new bug ;-)

Jesús Vögel feat. Senmove - U-Bahn

Jose Ayen & Senmove - Hole (Jesús Vögel Remix)

Jesús Vögel - Dark Matters

Cyberpunkers - Fuck the System (Jesús Vögel Remix)

Massive Attack - Paradise Circus (Jesús Vögel Remix)