Something new to worry about - Hotel card keys

I travel a lot (ask my friends!), so I found this story pretty alarming. There is a worry about when you stay at a hotel that the hotel card keys (that look like credit cards) are actually holding information that you provided to stay at the hotel. There are cards that are holding:

* Your name

* Your address (if you gave it)

* Room number

* The start date and end date of your stay at the hotel

* and YOUR credit card number that you gave the hotel

There have also been reports of hotel employees taking the cards for the information once they have been turned in. Crazy ....

More on XBRL - Bringing XML to Financial Reports

This article just appeared that looks at XBRL in more detail. XBRL is the proposed XML language for Financial Reporting.