On "the leaks" -- the ETFs are completely private. Even BlackRock doesn't know the holders.
On the "point AI to crack SHA256" -- its not a simple Erdos Problem. All evidence says there is no classical solution.
On Quantum -- not happening in the next 5 years to any degree. As Dan Boneh says the network will adopt with probability 1.
Not "capped". Not going to zero. Continuing to follow the PL.