Which major retail innovation dramatically changed how amateur astronomers purchase telescopes in the 2010s?

The astronomy retail market has transformed dramatically in recent decades, with specialized equipment becoming more accessible to amateur astronomers. From traditional telescopes to digital star-trackers and smartphone-compatible gear, the industry has evolved to meet consumer demands. Test your knowledge about the business side of bringing the stars closer to Earth!

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The introduction of computerized star-tracking mounts that automatically locate celestial objects
Direct-to-consumer telescope sales that bypassed traditional specialty shops, reducing prices by 40-60%
NASA's partnership with major retailers to create consumer-grade versions of space telescope technology
The development of subscription-based astronomy equipment rental services with monthly delivery