Cryonics is another version of Pascal's Wager.
Logic and reason assures that it almost certainly is not going to work, but the value of the potential upside is effectively infinite to that individual, so it still may be a rational investment.
Logic and reason assures that it almost certainly is not going to work, but the value of the potential upside is effectively infinite to that individual, so it still may be a rational investment.
Life does not have infinite value. People, including atheists, sometimes give their own life for some higher purpose (another life, freedom, a better standard of living for their village…).
Of course, this would be different if you seek to escape Hell. (You might be religious, and guilty of some mortal sin.)
The researchers from the future may put your brain into very painful condition in order to keep it functional.
Would cryonic worth it?
Shambling about like some lonely museum piece come to life sounds pretty worthless to me, personally. The value of a human life is in its context of family and society.
Have them sign up with you!
Seriously, do have them sign up with you. You don't have to be alone.
Your brain might contain nothing of value to that society, except as a store of archaic knowledge, or maybe as a substrate for computing. They may never even bother reviving someone as a conscious, self-aware being, or if they do, it may be for a zoo or a lifetime of slavery for the machines which I assume for no particular reason will have taken over.