It's worth mentioning that GDPR gives people rights to allow them to appeal automated decisions, and receive a clear explanation of how the decision was made:

https://ec.europa.eu/newsroom/article29/item-detail.cfm?item...

I'm not sure if it'll help for the author of the article, as Google's decision is clear, just their logic in unfair, and I assume they are talking about a business, not a personal, account.