<ul><li>Microsoft has recently showcased its engineering process for building smaller Surface Pro and Surface Laptop devices at its headquarters in Redmond, Washington.</li><li>The company uses magnets, robots, drop tests, and smoke to perfect the designs of its laptops and tablets.</li><li>One of the challenges was making the Surface Pen attach securely to the new Surface Pro 12-inch while still being easy to detach with one hand.</li><li>Engineers experimented with different magnet combinations and tested their effectiveness using machines that measure force and distance required to detach the pen.</li></ul>

How Microsoft shrunk its Surface devices

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