The Scrum Alliance has announced this week at the 2018 Global Scrum Gathering in Minneapolis that it now has a partnership with Jeff Sutherland's (the co-founder of Scrum) Scrum@Scale. I look forward to teaching and helping teams embrace Scrum@Scale over other prescriptive techniques.
Lean Beer is conducted in a similar fashion as Lean Coffee. The main difference between the events is that usually Lean Coffee events are held early in the morning. Yes, you can run a Lean Coffee anytime, but it also has the downside of needing walls and the mechanics of dot voting if it is not held in an office setting.