Old woman Knitting in Portugal. Notice how she has the yarn around her neck and a safety pin attatched to her shirt for tension. I one saw someone knitting like this. She was Greek. I've never tried it, but it seems like it would take some tension off your hands!
by Donna Druchunas explains that "Portuguese" knitting is also seen in Greece, Turkey, and the Balkans (and speculates that it traveled west with the Moors). Here she shows the basic method with clear diagrams, and offers a pattern for complex colorwork Bosnian Slipper Socks [More knitting tech pins at https://www.pinterest.com/yrauntruth/fiber-knit-techniques-tutorials/ ]