That is only a problem if you try and use the currency as a Store-of-value. Use it only as a Medium-of-Exchange and the fluctations don't really matter. Money

That is only a problem if you try and use the currency as a Store-of-value. Use it only as a Medium-of-Exchange and the fluctations don't really matter. Money wasn't meant to be saved. Earn and pay your bills in the monetary plane. Save your surplus production in the physical plane.