No one is questioning whether it’ll work. We know it works. We’re questioning America’s ability to actually pass it into law. Which doesn’t look good (especially as many other countries are slowly eroding their own universal healthcare options as the capitalist class manages to nibble away at it). And in that sense, we’ve been moving backwards
Currently (well in the summers at least) using a noctua fan attached to a length of 6" diameter duct that’s taped to the output of my portable AC unit to put cold air into a windowless room that doesn’t get much air. Works remarkably well to distribute the air even though the duct is pretty long.