> Another problem is the lack of guarantees that 100 years later the same company would care about frozen people at all

It’s not like they’re likely to change their business model to online advertisement. And assuming the tech actually becomes available, what do you think the future post-singularity post-scarcity society will do? Keep them old-timer heads frozen out of spite?

Either way, it’s a matter of probability. 0.000000001% of survival is a lot more than 0%. By the looks of it there’s a lot of Everett branches out there, too. It seems worth a shot to some people.