If you are using Exchange email, you might have difficulty connecting to your mailbox, or notice that it is slow to respond.
IT Services staff are investigating the issue; we apologize for the inconvenience.
Note: this does not apply to Office 365/Exchange Online.
UPDATE - May 5, 2014 - 11:00am:
Most of the affected computers have been restored with MS Office 2013. All affected users were contacted, but we have not received replies from users of the few remaining affected computers.
UPDATE - April 10, 2014 - 10:30 am:
A fix continues to be worked on.