It could be automated action based on abuse reports. TONS of spam comes from Railway associated networks.
replyI work in a security adjacent role and I know we have had a few incidents that involved Railway networks lately. Could be something to that, I don't know
replyThe problem is scale. Google uses automation and doesn't have the people to review the actions of that automation. I never worked at Google but this is the most obvious explanation from watching these things happen for years and years.
replyPlease, someone that worked at Google, please comment.