We’re not sure exactly why this matters.  We guess in two-three years when your battery is pretty much dead, this could be a concern…but apparently, running your MacBook/Pro without the battery will cause it to run one third slower.   Who knew?  Who cares?  Why are you running your Macbook/Pro without the battery in it?  Is this a common occurrence out there that we don’t know about?

Possible reasons for this include:

  • spikes in processor usage cause more power to be consumed than the AC adapter can provide causing power outages
  • someone at Apple is messing with the .0001% of the population that pulls their battery out of their laptop before using

 

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