Butterfly divider screen

A divider screen, comprising:

• a post;
• a first screen member comprising a first screen attached to a first rotation member that is rotatably attached to the post with the first screen member rotatable about the post;
• a second screen member comprising a second screen attached to a second rotation member that is rotatably attached to the post with the second screen member rotatable about the post;
• the first and second screen members arrangeable in at least a closed zero degree position, an open ninety degree position, and an open one hundred eighty degree position;
• a third screen member comprising a third screen connected by a first secondary hinge to the first screen;
• a fourth screen member comprising a fourth screen connected by a second secondary hinge to the second screen;
• and
• the third, first, second and fourth screen members arrangeable in at least:
• a further closed zero degree position having the third, first, second and fourth screen members closed together;
• a plurality of further open ninety degree positions each having two or more such screens closed together and one or more such screens opened orthogonal to the two or more such screens closed together;
• an open orthogonal position having the third, first, second and fourth screen members in symmetric orthogonal arrangement;
• and
• an open T position having the first and second screens closed together as a stem of the T and the third and fourth screen members apart as arms of the T.