Initially I was thinking one year, but 6 months seemed better. How would 
you define active? Whatever way it's defined, it's just a definition. I 
don't think we need to be over careful with this - it's just statistics :)

On 02/12/13 12:39, Antoine D. wrote:
>
> In spec/models/user_spec.rb:
>
> > @@ -94,6 +94,22 @@
> >        User.daily_actives.should_not include(user)
> >      end
> >    end
> > +
> > +  describe 'halfyear_actives' do
> > +    it 'returns list which includes users who latest signed in within half a year' do
> > +      user = FactoryGirl.build(:user)
> > +      user.last_sign_in_at = Time.now - 4.month
>
> yeah so I was thinking about 6.month, not 4. But do we consider that 
> log in once is enough to be "active"?
>
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