Silicon Valley 4x08 Promo/Preview "The Keenan Vortex" Silicon Valley Season 4 Episode 8 Promo Silicon Valley 4x08 Promo "The Keenan Vortex" (HD) Silicon Valley 4. sezon 8. bölüm fragmanı » Starring: T.J. Miller, Kumail Nanjiani, Martin Starr, Thomas Middleditch