As someone who falls more in the "wired4life" category, the power draw of headphones has never been an issue, Even back in the naughts. That place of honor is r

As someone who falls more in the "wired4life" category, the power draw of headphones has never been an issue, Even back in the naughts. That place of honor is reserved for websites, apps, and cell radios. Ironically, with the loss of the 2.5mm jack power has a greater chance to be an issue, since your headphones and power have to occupy the same jack.