Displaying a plurality of encoded media items on a device includes: detecting that a first scrolling action has been completed; determining a predicted next encoded media item to be displayed; obtaining the predicted next encoded media item from a first memory; pre-decoding the predicted next encoded media item to generate a pre-decoded media item; storing the pre-decoded media item in a second memory, the second memory having lower latency than the first memory; receiving an indication that a second scrolling action has begun; and in response to the second scrolling action, displaying the pre-decoded media item via a display interface.