Apple is researching a novel way to keep MacBook Pro displays clean -- by changing the structure of keys on the keyboard. Every key would have a groove or gully around it to collect dirt and keep it off the top of the keys Apple has previously issued support documents about keeping displays clean, and it's also tried very many times to make a new keyboard. Some attempts have been less successful than others. But now in a newly-granted patent called "Keycap particle evacuation... Read this story
