Gregory's Server
Absolutely. Clarity will be paramount. Not sure how interfaces can show what happens if your quote boost my quote boost of a toot if we are all on different instances with different moderation and federation policies.
And beyond Mastodon, how does every other part of the Fediverse, even Wordpress and possibly Tumblr and Flickr soon handle this if ActivityPub (the protocol they interconnect with) doesn't support quote shares?