IMF also supports the "Better late than early" doctrine in a memo presented at G20

Principle 1. The timing of exits should depend on the state of the economy and the financial system, and should err on the side of further supporting demand and financial repair.

and even gets into "Pigs can fly" thinking process...

Principle 2. With some exceptions, fiscal consolidation should be a top policy priority. Monetary policy can adjust more flexibly when normalization is needed.

Principle 3. Fiscal exit strategies should be transparent, comprehensive, and communicated clearly now, with the goal of lowering public debt to prudent levels within a clearly-specified timeframe.

But also says that rates can be raised before unconventional elements are removed ...

Principle 5. Unconventional monetary policy does not necessarily have to be unwound before conventional monetary policy is tightened.

Also clear that that exit strategies are not for next week ...

Principle 6. Economic conditions, the stability of financial markets, and market-based mechanisms should determine when and how financial policy support is removed.