Removing the preview button will probably hurt functionality. Also if you're going to make things bigger anyway I'd make the thumbnails bigger as well (not that

Removing the preview button will probably hurt functionality. Also if you're going to make things bigger anyway I'd make the thumbnails bigger as well (not that it will matter much for the text-based subreddit). Also changing the upvote / downvote arrows won't help adoption, even the redesign didn't dare do that.