1) The TLAs have fairly healthy cultures. 2) The TLAs are doing what we pay them for. 3) Snowden looks increasingly like a Russian agent.
The point of no return for me was seeing him and Assange trying to interfere in Catalonia. Neither had ever expressed the slightest interest, and then suddenly, they're both pushing the same line. What a marvelous coincidence!
Snowden can apply for a pardon after he turns himself in.