Nicolas Alvarez wrote:

>> Nicolas Alvarez wrote:
>>> Big smoking "sigh".
>>>
>>> Skype has been running here for around a week, and it used 1 hour of 
>>> CPU time. Just being idle showing its tray icon, I haven't made any 
>>> call.
>>
>> It might conceivably need to send heartbeat messages over the network 
>> or something to maintain presence information. There are 168 hours in 
>> a week, so it still represents only 0.59% CPU time...
> 
> I think it's too much CPU usage to just send heartbeat messages.

Possibly send hearbeat messages to confirm it's still running. Possibly 
receive (and verify) heartbeat messages to confirm the network is still 
OK. Perhaps check if any updates are available. (Who knows, maybe it 
even installed one?)

If you don't like it, there's a fairly simple solution... ;-)

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