If some really smart people (Fidelity, ) were to start an exchange with weekly or daily delivery and a custodian feature that would be the end of 95% of the current rip-off exchanges.
This interview with Jaron Lanier was perhaps the best conversation I have had in a long time (and that is a high bar given how many smart people I talk to daily). He is truly a big thinker and unfailingly kind in his outlook (unlike me) about key issues:
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