Going through chemo isn't free of suffering. And in cases like Iain's it's often a question of having a "normal" 6 months of life or a miserable 8 months via chemotherapy.
There have been some really interesting articles around this on here in the past, particularly around medical doctors dying. If you Google “How doctors die Hacker News” you get a lot of good threads. Here are two I found interesting.
I reccomend you read the "How Doctors Die" article and comments posted here a while ago: https://news.ycombinator.com/item?id=5104430
Going through chemo isn't free of suffering. And in cases like Iain's it's often a question of having a "normal" 6 months of life or a miserable 8 months via chemotherapy.