https://www.techradar.com/news/apple-now-accepts-2018-macbooks-into-its-keyboard-repair-program > The saga of Apple's MacBook Butterfly keyboards continues. The Butterfly mechanism used in its recent MacBook lines has been prone to failure, and Apple has apologized for the issue with a repair program on top. Now, coinciding with the release of Apple's first MacBookPro with an 8-core processor, it's expanding its keyboard repair program substantially, reports the Wall Street Journal. > Issues have plagued Apple's Butterfly mechanism since the first iteration with tis 2016 12-inch MacBook. They've been prone to miss key presses, duplicate key presses and accumulate debris underneath the keycaps. The result has been unreliable typing on expensive computers.