1. a means of bypassing US sanctions
2. a means of bypassing the US dollar / Western order during international trade
3. a means of transacting without Visa, Mastercard, Chase; cutting out banks and fintechs and their margins.
Stablecoins are pitched to investors as #3, but are more frequently used as #1 and #2.
If stablecoins catch on and can build a large network, it poses a real threat to American hegemony. You wouldn't need the dollar for international trade or settlement. You could trade, move large balances, etc. in stablecoins and never need to hold dollar reserves.
It's wild to see the US funding and developing this tech.