This video from Gjermund Sivertsen is informative and entertaining!
https://www.youtube.com/watch?v=TfdNxbHl_40&list=PLHBn-VaaOCGcfrUsklI1GztxTaaGj5sPh&index=13
PIANISTS FOR ALTERNATIVELY SIZED KEYBOARDS
This video from Gjermund Sivertsen is informative and entertaining!
https://www.youtube.com/watch?v=TfdNxbHl_40&list=PLHBn-VaaOCGcfrUsklI1GztxTaaGj5sPh&index=13