Suggestion: Dynamic block size that updates like difficulty

Suggestion: Dynamic block size that updates like difficulty
From: Michael Naber @ 2015-05-08  7:18 UTC ( / )
  To: bitcoin-development

Why can't we have dynamic block size limit that changes with difficulty, such as the block size cannot exceed 2x the mean size of the prior difficulty period? 

I recently subscribed to this list so my apologies if this has been addressed already.