Built-in batteries put a timebomb inside devices, with especially the calendar aging feature of Li-ion chemistries setting a hard limit on when you’ll have to toss the device or figure out a way to replace the battery somehow. Here the EU’s Battery Regulation policy with the 2027 implementation of the user-serviceable battery requirement provided a lot of hope. Now six new categories of exemptions are diminishing what could have been a bonanza of easy repairability.