I think the hope is to have the ability to impact the search algorithm indirectly through a tool like tag synonyms. But for any keywords within a post (or the original post, at least).
An example of a use case would be for community members/site visitors who search for their colloquial phrases rather than similar brand jargon. The search algorithm prioritized very different topics. An example on our site would be searching for “desktop app” versus “native client” topics.
Curious whether viewpoints on typos have changed over the years: