That's not what gatekeeping means. Also, it is derailment, it's the definition of what-about-ism, In a discussion about Google dominating the web a "what about

That's not what gatekeeping means. Also, it is derailment, it's the definition of what-about-ism, In a discussion about Google dominating the web a "what about Facebook's walled garden" is a completely different issue. Also, what does this have to do with bikeshedding? Both Facebook AND Google are serious issues.