It's not a valid claim IMHO. If you look at the sample size that they're basing it on, you can see that it's shrinking at the attrition rate for what they are m

It's not a valid claim IMHO. If you look at the sample size that they're basing it on, you can see that it's shrinking at the attrition rate for what they are measuring. Once you get to 117 years old, there are only a few people worldwide that can be used to determine that survival rate, and those people are already subject to a selection bias of people that are exceedingly long-lived.