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Good plan. Consider it an opportunity.

thank you. Yes! an opportunity!

You do have your active key and all those other keys I presume?

yes, i have kept copies of all the FOUR key sets.

Great! You should be fine then. The Master key allows you to alter your passwords. Just remember that when you take screen captures for your tutorial, be sure to use a paint program to obscure any sensitive information prior to uploading.

cheers!