Rates will most likely continue down however we could see a period where they are higher and that day could be any day, the amount of time it last, who knows, but if you take the lowest rate for free now, you can always redo your loan again in 6 months. If it's free, what is the cost?
While it's true the feds implemented a 0.5% fee to raise funds for C-19, less than a week afterwards the market improved by that same amount, just as I predicted would be the case.