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crwdns2933797:0Adam O'Cambcrwdnd2933797:0crwdne2933797:0

crwdns2936043:0crwdne2936043:0 crwdns2933505:0crwdne2933505:0 Adam O'Camb

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-[* black] What else changed? The 2019 MacBook's metal dome switch appears to have a slightly different color than the 2018's.
-[* black] The dome is like a Snapple bottle cap—you press down and it springs back up. Like a Snapple cap, if you press too hard, crack it, or press it too many times, the cap will eventually stop popping back up.
-[* black] The dome must reliably deform and pop back up every time a key is pressed. If anything changes about the dome—if it's cracked or deformed—the key may behave erratically. Likewise, if the two center prongs break off, the key will stop working.
+[* black] What else changed? We think we spot some differences in the metal dome switches. The 2019 switch appears to have a slightly different color and surface finish than the 2018 version.
[* black] This may be a result from a different surface treatment, or a completely different material
[* black] Surface treatment or alloy reformulation may strengthen the dome and prevent it from failing due to cracks, losing springiness, etc.
+[* black] The dome is like a Snapple bottle cap—you press down and it springs back up. Like a Snapple cap, if you press too hard, crack it, or press it too many times, the cap will eventually stop popping back up.
+[* black] The dome must reliably deform and pop back up every time a key is pressed. If anything changes about the dome—if it's cracked or deformed—the key may behave erratically. Likewise, if the two center prongs break off the key will stop working.