Which specialized feature was first introduced in astronomy retail POS systems around 2015 that revolutionized telescope purchasing?

In the specialized field of astronomy retail, technological advancements have transformed how telescopes and stargazing equipment are sold to enthusiasts and professionals alike. Modern astronomy retailers use sophisticated point-of-sale systems that incorporate unique features specifically designed for this niche market. Test your knowledge about the intersection of astronomy retail and POS technology with this challenging question!

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Sky Quality Integration - POS systems that incorporate real-time local light pollution data to recommend appropriate equipment
Celestial Payment Processing - Transaction systems synchronized with lunar phases for promotional pricing
Spectral Analysis Verification - Systems that authenticate optical quality claims of products at checkout
Observatory Network Interface - POS integration with major observatories to offer remote viewing packages with equipment purchases