Yep, thats exactly what it does. Folder related sites is actually a better way to discover than for individual sites. Now, if it’s crashing, that’s a problem. I’ve disabled it on All Site Stories, but it should work on other folders. About how many feeds are in that folder? And if its crashing the iOS app, then that’s a different issues than too many feeds in the folder. And what is the folder title, I’ll investigate on your account.