They're cheaper. If cryonics has a <1% chance of working and you're not rich they likely yield more QALYs.
If I take "not rich" to mean unable to afford cryonic suspension without giving up other things that contribute significantly to my QALY-count, agreed. That said, that seems like a pretty low threshold for "rich."
Having been diagnosed with cancer last year, writer Christopher Hitchens has died. He was known as as an outspoken atheist, which is not, in itself, identical to being a committed rationalist in any systematic way. Even so, he seemed to have the virtue of moral courage, the willingness to speak the truth as he saw it, without fear.