@tylerw
doesn't replace 401k or SP500.
"cryptocurrency" comes in many shapes & sizes, from digital dollars (which just use crypto as infrastructure for transfers) to new (sometimes absurd) currencies like Bitcoin, Dogecoin, etc
opens up new things like:
1. instant peer to peer payments:
send dollars worldwide instantly with negligible fees. already having large impact in remittance corridors.
2. self-custody funds:
not so important in US, but in low-trust or failed states, one can ensure that govt/banks cannot seize funds or debank them
3. "programmable" money:
much easier to build apps that move value. opens up much more experimentation in how artists can sell IP, how me lend/exchange money, and more