It's not always safe to use your computer to charge an appliance: https://www.malwarebytes.com/blog/news/2024/02/vibrator-virus-steals-your-personal-information?utm_source=iterable&utm_medium=email&utm_campaign=b2c_pro_oth_20240226_februaryweeklynewsletter_v4_170864216638&utm_content=vibrator_virus