Due to the recently passed Inflation Reduction Act, there are some generous tax credits being offered for energy-efficient home updates. One of the upgrades I’m looking at making in my own home is swapping out our aging air conditioners—which, as of last service, I was told have a maximum of three years left—to an energy-efficient heat pump.  According to ‘experts’ they are the cheapest and most efficient way to handle both heating and cooling, no matter where you live. In other …