New reports suggest that Samsung may not even bother with a flat-screened Note this year, contrary to early reports of Samsung testing two different models for the Note5's successor, The Korea Herald reports, "Samsung is not considering launching a flat screen version of the Note phone." This is according to Munwha Ilbo, a local daily Newspaper in Korea. The Samsung Note 4, Galaxy S6, and Galaxy S7 have all seen edge variants of the standard model. Starting off with the Note 4, Samsung released an oddball called the Note Edge. When I worked at Samsung at the retail level, I had to answer...
Source: http://www.gsmarena.com/galaxy_note_7_said_to_only_be_available_with_a_curved_screen-news-18954.php