If you hover with a mouse pointer, over where autocomplete suggestions will show up, and then type; the autocomplete suggestion will become a link (or at least visually become underlined, and therefore look like a link).
This is extremely minor, however when it first happened to me, it seemed a bit confusing. I thought I'd mention it anyway for the sake of completeness.
Note for Windows users: The attached video is QuickTime (.mov), however it also plays in VLC for people who don't want to download QuickTime for Windows. I didn't have a converter, so apologies for any inconvenience playing the video.