Alcohol isn't for the workday. But people will sometimes linger and just talk. We'll do informal tech talks about what we're working on some Friday afternoons. Show a movie in a conference room every couple months. People will often have a beer in these settings.

Nobody is drinking while grinding out code, but these end-of-the-workday social environments can be incredibly valuable both socially and professionally.

It essentially replaces the team going to a bar together, and keeps that environment in the office.