Bug in Facebook Friends of Friend Navigation (iOS app)

Noticed a bug while looking through my friend Joseph’s list of friends on Facebook.

Here’s what I’m shown first when I go to browse his friends. As expected, I see his list of friends sorted alphabetically and I’m shown the friends at the top of that list.

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After scrolling through the list, I encounter one of my other good friends Tom:

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…and I click through to view his timeline:

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When I’m done viewing his timeline, I touched the “friends of Joseph” menu item in the top left section of the page. As a user, my expectation was to be taken back to Joseph’s friend list at the exat spot where I originally selected – namely the T’s where Tom’s name exist. However, I am taken back to the top of the list:

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