Wacoms privacy policy asks users to send their data to Google Analytics. This includes aggregate usage data, technical session information and information about their hardware device. Software engineer Robert Heaton found the data collected wasnt just bits and bobs but also the record of every application he opened, and what time he opened it. Heaton: “It was a disjointed feeling, probably similar to how it feels to get mugged by your favorite TV magician””]
Source: https://grahamcluley.com/wacom-drawing-tablet-spying/