JWST observations of our very own black hole (the one at the centre of the Milly Way) show that its brightness changes basically all the time. A very nice ABC News article (including some quotes by me 😎) 🔭🧪 https://www.abc.net.au/news/science/2025-02-19/black-hole-milky-way-centre-light-show/104950078?utm_medium=social&utm_content=sf276426845&utm_campaign=abc_science&utm_source=m.facebook.com&sf276426845=1&fbclid=IwZXh0bgNhZW0CMTEAAR23iz3Q1I0AgaFLcxgfIPWbkHC1Hrn99YHPUgHOxRF_IOPlFBJt_2F7GlM_aem_Y_TMyHN7Wel5mR2jxWyi6Q
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tidal forces ripping things apart results in an enormous amount of energy being released.