For some reason I thought there is a way to update the udf in xp to read a Vista dvd.
Vista went to a new format version for udf on their burning app in Vista.
I guess you might need to use a Virtual Machine , install Vista and then read it.??
"Best Practices", Event viewer, host file, perfmon, antivirus, anti-spyware, Live CD's, backups, are in my top 10