Which product design innovation revolutionized consumer telescopes in the early 2000s, making deep-sky object location accessible to beginners?

The astronomy industry has seen remarkable product innovations that have revolutionized how we observe and understand the cosmos. From powerful telescopes to sophisticated software, companies have continually pushed the boundaries of what's possible. This poll tests your knowledge about a significant product design decision that changed how astronomers interact with the night sky. Do you know which groundbreaking product feature transformed amateur astronomy?

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GPS-integrated alignment systems (like Celestron's SkyAlign and Meade's AutoStar)
Carbon fiber optical tubes that reduced weight by 60%
Smartphone-controlled motorized mounts (introduced in 2010)
Digital eyepieces with built-in image processing