[MaryTheG(r)eek]

Have you read the privacy policy, here in vb.org? Seems no, otherwise how you didn't seen:
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By using this site, you consent to the collection and use of this information by VBULLETIN.ORG. If we decide to change our privacy policy, we will post those changes on this page so that you are always aware of what information we collect, how we use it, and under what circumstances we disclose it.
We collect the following information:

1. Click-stream data
2. HTTP protocol elements
3. Search terms
4. User's Name
5. Computer information

At the user's option, we may also collect the following data:

1. Birth Date
2. Email Address
3. Telephone
4. Business Address

This data will be used for the following purposes:

1. Completion and support of the current activity.
2. Web site and system administration.
3. Research and development.

This data will be used by ourselves and our agents.
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Imagine that I collect only URL and email