HOW TO know when a Skype contact was last online
To know when a Skype contact was last seen online (in version 6.3), right click on the name of the Skype Contact and choose View Profile. In the dialog box that opens up, hover over the More button to see the time at which that Contact was last online -
Skype can now be used across a variety of devices including the TV!
Skype is integrated with Outlook.com but needs a plugin for the feature to work