Ah sorry, english is not my native language so I'm not sure I fully got what you meant, your point was that they stopped inserting backdoors and instead concentrated on getting access by finding vulnerabilities ?
That's not true, Shadow broker leaks for example contained 0-day found by the NSA well after 2010. And that's only what got published, there's probably more !
I've never seen Douglas Adams and a LLM in the same room together 🤷