Agreed. I tried a 7 day most popular section on http://skimfeed.com http://skimfeed.com and I just couldn't get the algorithm personal enough to be useful. 24

Agreed. I tried a 7 day most popular section on http://skimfeed.com http://skimfeed.com and I just couldn't get the algorithm personal enough to be useful. 24 hours seems to be the sweet spot for users.