Google Plus post have domain authority and page authority

Selected answers from the Dumb SEO Questions Facebook & G+ community.

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  Neeraj Kumar (KNKAYASTHA): Google Plus post have domain authority and page authority. Do links from these have any SEO benefit?
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  Web Swift SEO: Simply put yes they do :)
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  Neeraj Kumar (KNKAYASTHA): So if strategically used, it can be helpful to increase PA, DA for a website. +Web Swift SEO ;please elaborate because "Simply Put YES" don't answer completely.  ;
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  John Mueller: ಠ_ಠ
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  Web Swift SEO: It's a great social network along with many others, just focus on the user experience of your website and add your content to social networks because they are a great way to bring in new traffic.
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  Rotimi Orimoloye (Orims): :) Simply put, No they don't .
  
  However, if you prefer the longer answer:
  Then try to look into the source code of every Gplus post, you would notice that Google automatically injects a "nofollow" attribute for EVERY and ANY link a user inserts in any part of Googleplus (post, profile, photos, etc). ;
  
  And yet the links from Gplus does have other benefits. So don't despair.  ;:) ;