Clicking on that picture in the link brought me back to this post. So it seems it just directs you back to the referrer.

Good riddance. It was never about privacy anyhow. Only to enhance google’s monopoly in ads.

I miss just being able to type 23 * 3 + 210 * 2 into the search bar and getting a answer.

Might be an unpopular opinion but your computer and phone has a calculator app for this. Using a search engine for this is just overkill.