If your objective is to live forever, you may want to consider the possibility that plastination or some other alternative to cryonics that has a different price will show up in the future, and plan you finances accordingly. You could also donate part of the proceedings for CSER or the new X-risk Tegmark institute so that you still have an incentive for it even while your future mind is shifting aruond regarding cryonics.
If your objective is to live forever, you may want to consider the possibility that plastination or some other alternative to cryonics that has a different price will show up in the future, and plan you finances accordingly. You could also donate part of the proceedings for CSER or the new X-risk Tegmark institute so that you still have an incentive for it even while your future mind is shifting aruond regarding cryonics.