Which product development innovation most dramatically expanded the amateur astronomy retail market in the 1990s-2000s?

The astronomy industry has undergone significant retail transformation over the decades, particularly with telescope technology and accessibility. This poll explores a pivotal product development strategy that revolutionized how amateur astronomers purchase and use telescopes. Test your knowledge about this astronomical retail innovation that changed consumer behavior and expanded the market!

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

GoTo computerized telescope mounts with automated object finding
Carbon fiber telescope tubes for lightweight portability
Premium multi-coated optical elements for higher contrast viewing
Subscription-based star chart services with seasonal updates