PHILADELPHIA — Given the dizzying array of reports attempting to qualify the likelihood of a James Harden trade before Thursday’s deadline, any Sixers fan could be forgiven for wondering if anything is real or if we’re all just living in a fun room in Mark Zuckerberg’s metaverse. At the moment, the barometer looks like something you’d get on an airplane inside a hurricane inside of a black hole. At the moment, it’s readings range from “certainly not” to “probably not” to “well, maybe.” So, in the immortal words of Lloyd Christmas, they’re telling us there’s a … what? There are number of diff…