It's worth remembering that Google doesn't have a single SRE team. Each major service has a separate SRE team. There's a lot of specialized knowledge in each,

It's worth remembering that Google doesn't have a single SRE team. Each major service has a separate SRE team. There's a lot of specialized knowledge in each, and redirecting the Search and Storage SREs doing the AMA to help with gmail (or login, which was probably the problem) would have only resulted in being in the way.