Clean boot and (apparently) shutdown this morning. My suspicion now points to a FF memory leak maxing out the swap file over time, preventing a clean shutdown or (eventually) causing a hard crash. xp appears to be unaffected and has carried on as per usual.
This may help: https://addons.mozilla.org/en-US/firefox/addon/ramback/“A teen reunited with her birth mother, who then killed her and burned her body, police claim” |