The drama:
Some indian company made a “Anonymous survey” asking about a employee’s stress level.
Then they fired all employees who had a certain rating, even though it was “anonymous”.
The news article: https://m.economictimes.com/news/new-updates/startup-asks-employees-if-they-are-stressed-and-then-fires-them-leaked-letter-goes-viral/articleshow/116129662.cms
Maybe it’s taken down on the basis it’s a private email including multiple identifiable names and doxs those involved.
Even the to field is visible with multiple identifiable.