Venture capital firm Greylock has announced the launch of Greylock 17, its latest early-stage fund worth $1 billion, as well as Greylock Edge, a customized program that helps founders move from idea to early-stage revenue and product-market fit, Wu said. Greylock 17 is focused on Pre-Seed, Seed, and Series A founders, covering everything from cybersecurity, infrastructure, SaaS…