No expiration date is just an evil omission. The risk is of obsolescence is there, whether they state the date or not. Making the risk visible to everyone makes

No expiration date is just an evil omission. The risk is of obsolescence is there, whether they state the date or not. Making the risk visible to everyone makes the situation clearer for everyone. All that is needed is a table like http://support.microsoft.com/lifecycle/?ln=en-gb&c2=1173 http://support.microsoft.com/lifecycle/?ln=en-gb&c2=1173