For people affected by Hurricane Sandy, Comcast is offering its Xfinity Wi-Fi hotspot service free of charge to anyone. The service usually requires a password but Comcast provides easy instructions on its website about accessing it. All users need to do is look for the xfinitywifi network, state you are not a comcast subscriber, sign in, and select complimentary trial session. You can renew the session every two hours until November 7th. The service is being offered in Pennsylvania, New Hampshire, New Jersey, Maine Maryland, Virginia, West Virginia, Delaware, Massachusetts, and Washington, D.C. [Source CNET]