Smartphones have become increasingly powerful every year and model, unlocking greater capabilities in every regard. Bigger screens, faster chips, better cameras — all of which require more power, and while battery capacities have been gradually increasing, going a day or two without a charger in sight is a cause for anxiety in most of us. Picture this — you’re unpacking during a vacation, hear your phone’s low battery chime, and reach out to find its charger — only to realize you left
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