Tech giant Meta, the parent company of Facebook, is easing out of yet more downtown office space. Why it matters: Austin real estate is increasingly tied to the fate of Big Tech, and any persistent Silicon Valley downturn could damper Austin's post-pandemic recovery. Details: Meta is subleasing over 100,000 square feet of space at 300 West Sixth St., per the Real Deal. The decision comes seven months after it opted to sublease 589,000 square...