Is America really ready to turn back the clock on healthcare reform? That question will be one of many confronting voters when they stand in the voting booth Nov. 6 and choose between President Obama — effectively endorsing his sweeping, if incomplete, overhaul of the nation’s vastly expensive and semi-dysfunctional health system — or his equally determined rival, Mitt Romney. The former Massachusetts governor has sworn he’ll begin working to kill the Obama era health reforms on his first day in office if elected president.