This could have affected any Android devices - readers, phones, tablets, etc. It is the correct decision/result IMO.
"Google won a jury verdict that kills Oracle’s claim to a $9 billion slice of the search giant’s Android phone business.
Oracle contended that Google needed a license to use its Java programming language to develop Android, the operating system in 80 percent of the world’s mobile devices. Jurors in San Francisco federal court on Thursday rejected that argument and concluded Google made fair use of the code under copyright law....."
https://www.washingtonpost.com/busin...c91_story.html