This is to clean-up Firefox if it is slow to shutdown on linux.
1. Install sqlite3-tools
2. Issue this command in konsole:
"for f in ~/.mozilla/firefox/*/*.sqlite; do sqlite3 $f 'VACUUM;'; done"
The whole line at once without the quotation marks.
Or you can do it from Bleachbit
I find that a few strong early-evening bourbons have a way
of blowing open whatever trap it is that I've construed
for myself by day's end, allowing me at least a brief review,
past the flying, incendiary wreckage, of the roads not taken."