A new mechanic in version 1.6.2 was the introduction of collectible jewels hidden within levels. These provided an extra layer of challenge for perfectionists who had already achieved three stars on every level.
Version 1.6.2 dropped two days before Thanksgiving 2010 in the United States. This is critical. In the preceding months, the iPad had launched, and Apple had begun featuring Angry Birds in retail store demos. Families gathering for the holiday saw younger relatives playing a cartoon bird game on a shiny new tablet. angry birds 1.6.2
Version 1.6.2 was a major milestone for the original Angry Birds (Classic) because it introduced the second half of the episode. A new mechanic in version 1