His lawyers in the United States, fearing that a Trump administration will take an unyielding hard line against him, are seeking either to get him or to negotiate a plea bargain that would allow him to return to the country without spending a significant amount of time in federal prison for disclosing tens of thousands of classified government documents.
Granting sweeping commutations to felons ignores victims and undermines sentences imposed by judges.
These facts are not disputed, except by Snowden himself and perhaps his Russian hosts, with whom he has shared intelligence.
Moreover, it was never published.