[JSR_FDED]

If about 4 million KG of gold is normally produced a year, then this newly available gold will quickly drive down prices, leaving only Bitcoin as a store of value. Talk about unintended consequences…

[OutOfHere]

To update, yes, only Bitcoin and Litecoin remain. Monero has some tail emissions, although they safeguard the network, so it's still good.

The point is that there is absolutely no stable element that cannot be synthesized using the neutron output of a fusion reactor.

[OutOfHere]

Rhodium and iridium can become very valuable, more than they are now, if they're relatively impractical to produce cheaply using fusion.