>>>I ran the Windows network diagnostic and its saying Ethernet doesn't have a valid IP configuration.
>>
>>Just curious (not trying to be a wise guy, just curious), why not just go with wireless?
>
>Speed would be one obvious answer ? (But I see that that's not Nick's reason)

In my case wireless is faster. The ethernet connections are usually through powerline adapters which are about 2 or 3mbs I think. The ethernet plugged straight into the router is faster but I don't think much faster than the wireless connection.