Copy over notes about price encoding wei:satoshi
@@ -22,6 +22,17 @@ interface PriceFeed {
* https://developer.makerdao.com/feeds/[MakerDAO Price Feed docs]
+== Price encoding
+
+1:X presumes a wei will never be worth more than one sat, so we should return (uint256,uint256) for a fixed precision ratio.
+
+if 1 wei is worth more than 1 sat, the 1 Ether is worth 10,000,000,000x as much as 1 Bitcoin.
+
+Alternative: switch to a 2 integer ratio of sat to wei
+
+This flippening can be solved with governance.
+
+
== updatePrice
MakerDAO implements two additional prerequisites on `+updatePrice+`:
