Wow! I was amazed when Aziz posed questions to the Domain Leader and in essence, revealed that mortality can be optional for an advanced intelligent species.
Like many, I've thought that somewhere in this or another galaxy, advanced aliens may have tackled the problem of aging.
It's an engineering issue!
Can you imagine if our best scientists had additional decades of productivity to build upon their work and the work of others in their field of interest?
What if your favorite musicians had years and years of additional creative output without performance losses that can come about due to aging?