So how exactly will Bitcoin help to "live forever"?

2030 is in just 19 short years. Any radical change would be quite a surprise. Even if he made a few sensible predictions over shorter time frames, "living forever" is in a totally different league from ordinary social progress.
What would be so good about it anyway? You'd just increase you're chances of dying an unnatural death. (Trans)humans cannot beat nature, they're part of it.