Many Apple rumors come from various parts of the supply chain, which explains that they are often incomplete, but have a grain of truth. Regarding the battery

Many Apple rumors come from various parts of the supply chain, which explains that they are often incomplete, but have a grain of truth. Regarding the battery pack, though, I don’t find that completely implausible. With some existing headsets, people have complained about discomfort from the weight of the headset. If a well-designed cable helps to reduce that significantly, why not?