Hey @alcastrobr,
Don’t exactly have a definite answer but maybe because the text type is usually more flexible than having it as a date? @lachlankirkwood1 might be able to give better justification because he wrote the blog post.
I didn’t see - how to get the data from URL address (only - how to send them from searhbox). I suppose I have to create some workflow with uploading page of searh_result?