Which innovative packaging technique did Celestron first introduce in 2018 that dramatically increased beginner telescope sales by allowing customers to 'test' the view?

In the competitive world of astronomy products, packaging can make all the difference between a telescope that gathers dust on shelves and one that flies into shopping carts. Modern astronomy retailers have had to innovate their packaging to appeal to both serious astronomers and casual stargazers. This poll tests your knowledge of a groundbreaking packaging design that revolutionized how telescopes are marketed to beginners.

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Augmented Reality packaging that showed virtual night sky views through the telescope when viewed with a smartphone app
Transparent 'demo mode' packaging with built-in LED star simulator that projected sample views onto the box interior
QR-coded packaging that unlocked exclusive 4K space footage filmed through that specific telescope model
Holographic packaging display showing 3D representations of planets and nebulae as they would appear through the telescope