I just saw a .deb in the new packages that installs the pwdhash plugin for Firefox and thought it was a pretty neat idea. Perhaps only a tiny additional line of

I just saw a .deb in the new packages that installs the pwdhash plugin for Firefox and thought it was a pretty neat idea. Perhaps only a tiny additional line of defense, but if site A is careless with my password, it's nice to know that someone can't easily login to my account on site B. Does this make sense or do you think it's just too much trouble for what it gains you?