If someone else picked up the torch all continuity would be lost as everyone hears differently. It would be better if we could lend David headphones in the future, if he would be willing. This is assuming that David is only hampered by financial and not time/burnout issues. And this epic thread would remain unchallenged for perpetuity!
A wonderful idea at-first-glance. But, that's not the half of it - we need to address his other half.