Firefox flaw wrecked my relationship

The anonymous woman shared a Windows PC with her former fiancé. Both had separate user logins on the same machine and both preferred Mozilla to Internet Explorer. All was apparently well until the woman opened up a list of sites whose password was never saved and unearthed evidence that her man was a frequent visitor of dating websites. The woman took this as evidence of infidelity and split up with the apparent love cheat. She then had the presence of mind to report the privacy flaw to the Mozilla Foundation