Not because Seleznev merits any sympathy. He does not. Moreover, he's part of a class of people who I think deserve the very least amount of empathy in our public policy (people with ability and opportunities who weren't forced by circumstance into crime, but pursued it out of vanity and avarice).
Rather, the problem is that 27 years doesn't accomplish anything that 5 years wouldn't. Presuming that the result of this conviction is that the USG can effectively claw back much of the proceeds of the crimes, then 5 years would presumably have the same retributive and deterrent effects.
Our sentences are too long across the board.