TLDR Tech / Design
Who Decided Where the Back Button Goes and Why Didn't They Ask Anyone Who Actually Holds a Phone?
The “back” action—one of the most frequently used gestures on smartphones—has been inconsistently and often poorly implemented by Apple, Google, and Samsung, frequently ignoring Fitts' Law by placing it outside easy thumb reach. Although Android's dual-edge swipe is the most ergonomic solution so far, design inertia, trade-offs, and inconsistent adoption continue to make basic navigation less intuitive than it should be.
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