Does Wix offer faceted search, and if so, how do I implement it into a site?
What do you mean faceted?
You will notice as you type one letter at a time, the dynamic images change. You don’t get to a whole word, each letter changes it as you go to refine
Ahh! Understood! This is a good feature request 
thanks Jimi!
Is there any way of being notified if/when this feature is rolled out? I would love to retain this client with some hope…
Those announcements will be in your dashboard!