Why is the DOJ investigating Andreessen Horowitz’s board seats?

Andre & Horowitz has two partners on rival company boards—Ben Horowitz at Databricks and Martin Casado at Fivetran—prompting a Department of Justice probe that has lasted nearly a year. The investigation invokes a 112-year-old antitrust statute rarely applied to venture-capital firms, despite the firms not being direct competitors when a16z initially invested.