>>jam sessions will not be a problem. However, you will need to buy a companion admission for the lunches, party, etc. Contact the conference hotline for more information.
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>My wife is going to be spending the time at WDW and other Orlando attractions. I think she would literally die if she had to sit in on any of the sessions, fun or not (shes downright Amish when it comes to high-tech).

The companion admission as nothing to do with the sessions. It's for lunches and activities. This is why it cost less. :)