Which retail innovation first allowed customers to virtually 'test' telescope views of celestial objects before purchasing?

The world of astronomy has seen remarkable innovations in retail technology that have transformed how enthusiasts and professionals access celestial observation equipment. From traditional telescopes to advanced digital star trackers, the astronomy product landscape has evolved dramatically. This poll tests your knowledge of a groundbreaking retail innovation that changed how astronomy enthusiasts shop for their gear.

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SkyView Virtual Reality Stations (2015) - interactive kiosks showing simulated telescope views based on actual optical specifications
AstroMatch Algorithm (2018) - AI-based recommendation system that pairs customers with telescopes based on viewing preferences
StarScan QR Technology (2017) - scannable codes that display telescope capabilities via smartphone app
Cosmic Compare Platform (2016) - online side-by-side comparison tool for telescope specifications and pricing