Current Bank Pools (Farming details can be found here)
MDB (bond tokens) are always on sale, however, a purchase during epoch expansion will result in a nett loss. Hence, the platform UI only allows for purchase of MDB when MDO falls below the 1 $BUSD peg.
To encourage redemption of MDB bonds for MDO when MDO's TWAP > 1 and incentivize profit-seekers who are doing bonds. Bonds redemption will be more profitable with a higher MDO TWAP value, of which MDB bonds to MDO ratio will be 1:R, where R can be calculated in the formula as shown below: