Terry Jones has been diagnosed with primary progressive aphasia (http://www.bbc.com/news/entertainment-arts-37451043), described as an aggressive form of dementia, and according to a spokesman is already unable to give interviews.
Pythons are supposed to be with us forever, dammit! Graham Chapman notwithstanding.
Those guys have been around for a long time. It's always sad to see someone go that way, but he was a part of something iconic. How many of us can say the same?
I can also think of more than a few people who far more deserve that diagnosis than Jones.
Yaknow, after Bowie, Rickman, Minsky, Kantner, Tomita and Wilder and now this news, 2016 can go fuck itself.