Re: Instilling new timeframes of thought in a world beset by faster/shorter.
From the Wikipedia article on the Richter Scale:
"3.0–3.9 ... III to IV ... Often felt by people, but very rarely causes damage. Shaking of indoor objects can be noticeable. "
I would be absolutely astounded if a clock designed to last 10KA isn't designed to withstand the shaking equivalent to a large truck driving past outside, let alone significantly more. Given the amount of effort put into it, I reckon they might have considered this one...