I hope that you enjoyed Saturday’s Mac Riddles, episode 192. Here are my solutions to them.
1: Brisk march for multimedia from 1991, but frozen since Mojave.
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QuickTime
Brisk march (quick time) for multimedia (what it handles) from 1991 (when it was introduced), but frozen since Mojave (it has been).
2: Rapid information from space to thumbnail and preview.
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QuickLook
Rapid information from space (quick-look) to thumbnail and preview (what QuickLook provides in macOS).
3: Climbing extender for 2D graphics now replaced by quartz.
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QuickDraw
Climbing extender (a quickdraw, consisting of two karabiners joined to a length of tape) for 2D graphics (what it did) now replaced by quartz (replaced by Quartz from 1999 onward).
The common factor
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They are graphics and media-related features whose names start with Quick-.
I look forward to your putting alternative cases.