After Mark Zuckerberg’s cautious-looking sip of stout on Stripe cofounder John Collison’s “Cheeky Pint” podcast became a social-media talking point, a new debate has emerged: which tech leaders can actually hold their drink? Soon after Zuckerberg’s much-memed appearance, ETN, a tech podcast, built what it called the “Cheeky Pint Benchmark,” publishing a leaderboard of guests’