That info is non-personally identifiable. It only pings the user's IP host. A court order is needed to obtain personal info from the IP provider.
The issue is people giving strangers on the net their personal account information. All JBI need do is procure a NOBO list.
Those who don't want their personal info, and any legal repercussions that may result from it's use, are best to talk to an attorney prior to leaping before looking.
Class action attorneys are well versed in these areas, and eventually that's where this whole mess with end up.
Even without ever giving any personal info the site administrators can collect quite a bit of information on who looks at it each and every time.
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