The “old” work until 65, retire for 15″ roadmap is officially broken. With healthcare tech and biotechnology advancing at a lightning pace in 2026, many of us are looking at the very real possibility of celebrating our 100th birthdays. While that’s incredible news for our bucket lists, it’s a bit terrifying for our bank accounts. That is why 100-year life financial planning has become the most critical shift in modern finance. We aren’t just saving for a rainy day anymore; we are funding a multi-decade “second-act” that requires different mindset than what our parents used. Why 100-Year Life Financial Planning is the New Standard For decades, the “4% rule” was…