Get all passwords from firefox and how to avoid

Get all passwords from
firefox
Hello , today im gonna show you
how to get all the password , your
brother , your sister , or that
friend of yours that came on over
and logged onto facebook.

This is extremely easily.
Step 1. Open up firefox.
Step 2. Go into the "tools" tab
Step 3. Click on "Option"
Step 4. Go to the Security tab , and
Click on Saved passwords.
Final step 5. Click on Show
passwords.
How to avoid this being used on
you
Go to the Security Tab and Set a
master password