There’s no better legacy than “stopped death and disease from tearing down your grandchildren’s generation and every generation after it.”
In addition, term lengths could be placed on more than government roles to prevent excessive solidification of rules and procedures.
Actually thinking about this more. Collaboration might currently be crippled because of age and death. When you know have a few more years to live, you just want to enjoy what you’ve had. When you have another 1000+ you can take a few to invest into “getting caught up to the times”.