In Google Reader you can choose to either sort by newest, oldest, or by "magic". What exactly does this last option mean?
closed as off-topic by Jacob Jan Tuinstra, jonsca♦ Jul 31 '14 at 21:08
This question appears to be off-topic. The users who voted to close gave this specific reason:
- "Questions on applications that no longer exist are off-topic for Web Applications as no one will ever be able to make use of the answers again. Rest in peace, dear departed app - you will be missed." – Jacob Jan Tuinstra, jonsca
It sorts feed by looking at item you have previously starred, shared or liked.
In simple terms, it ranks the feed items according to your likeness ... your activities like which feeds you check the most and which you haven’t touched help reader decide feed rankings when sorted by magic.
More info here;
hope this helps.