Which product innovation fundamentally transformed the amateur astronomy retail market in the early 2010s by making advanced features more accessible to beginners?

The astronomy retail sector has undergone significant transformations with advancements in telescope technology and consumer accessibility. This poll tests your knowledge about a major product innovation trend that revolutionized how amateur astronomers purchase and use telescopes, making stargazing more accessible while changing the retail landscape for astronomy equipment.

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GoTo computerized telescope mounts with smartphone integration and automated star alignment
Carbon fiber telescope tubes that significantly reduced weight while maintaining optical stability
Subscription-based astronomy equipment rental services with monthly rotation of different telescopes
Mass-produced apochromatic refractors using ED glass that eliminated the need for color correction