That messes up the Euribor curve
Those lazy Europeans
They’ll start with January 2015. They will also begin releasing minutes.
That will mess with the Euribor curve because the expiries are set for the current meeting system.
Update: Draghi says they have no plans to synchronize their new meeting schedule with any other central bank.
Update 2: He adds that some market reactions on meetings aren’t tied to reality and that too many meetings adds volatility.