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Well it depends if you can turn off the immortality on your own will. If it's permanent then I'd rather die.
Couple caveats to permanent immortality. It's gonna be a fun couple hundred years, but at some point you get jaded and bored with the world. Then comes humanity's inevitable extinction...
This is a random one but we'll never get a real train system anytime soon. Most long distance tracks aren't public and is hogged by private companies, and aren't worth it because of the population is too dispersed, and the few cities we have that would warrant good, local trains were architected...