Undecided Uber what the policy is

Blog readers may recall that the UC community recently received emails from the powers-that-be saying not to use sharing services such as Uber, Lyft, and AirBnB on trips:
http://uclafacultyassociation.blogspot.com/2014/06/sharing-ruled-out.html

We then noted that this ruling might offend some top people in these services who were UC grads:
http://uclafacultyassociation.blogspot.com/2014/06/two-alumni-that-wont-be-contributing-to.html

Yours truly received the following email today, which seems to walk back the prohibition:

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From:    express@finance.ucla.edu

Date:     Thu, Jun 26, 2014 at 1:07 PM

Subject: Update to Peer-to-Peer Services

The University of California system does not have a policy banning the use of peer-to-peer services such as AirBnb, Lyft and Uber. University employees currently use those services and are reimbursed for them when they involve UC business-related travel. We are, however, reviewing and evaluating issues revolving around the safety and security of our employees when they use such services. We are actively seeking ways to overcome potential liability and safety concerns and would like to work proactively with companies such as these to get everyone to a point of complete comfort with the risks involved.
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So what is the policy?  Somebody can't decide: