http://www.polygon.com/2017/3/17/14938686/nintendo-switch-data-management

YOU CANNOT TRANSFER SAVES


http://www.polygon.com/2017/3/2/14790702/nintendo-switch-game-saves-backup-sd-card



YOU CANNOT TRANSFER GAMES

http://en-americas-support.nintendo.com/app/answers/detail/a_id/13996/~/what-you-need-to-know-before-performing-a-new-nintendo-3ds-or-new-nintendo-3ds


YOU CANNOT EVEN SHARE SD CARDS


http://www.polygon.com/2017/3/3/14803924/nintendo-switch-microsd-card-transfer