She has dementia.
https://theconservativetreehouse.com/2018/09/13/barely-coherent-supreme-court-justice-ruth-bader-ginsburg-makes-an-appearance/
https://www.dailywire.com/news/36743/ginsburg-forgets-14th-amendment-audience-has-give-ryan-saavedra
https://www.breitbart.com/tech/2018/10/09/the-good-censor-leaked-google-briefing-admits-abandonment-of-free-speech-for-safety-and-civility/
http://www.fox2detroit.com/news/local-news/123-missing-kids-recovered-in-wayne-county-us-marshals-service-says