HBO has unveiled a teaser for Silicon Valley, the Mike Judge-helmed half-hour dark comedy set in the Bay Area hotbed where future tech icons like Steve Jobs et al. got their start. T.J. Miller, Thomas Middleditch, Zach Woods, Kumail Nanjiani, Martin Starr, Josh Brener, Christopher Evan Welch, and Amanda Crew star in the eight-episode serial which premieres Sunday April 6: