No you'll see a central column about 3 to 5 words in width. Your non-conscious mind knows what's on the page and is looking for the cues. Your eyes will flick to the edges if that's where you need to dip.
Tangerine technique is for mental focus, concentration and being in the here and now for reading. It pulls closer to the "zone" helping to close out mental, visual and auditory distractions, The technique helps you to focus on more words at a time. With traditional reading we only see one word at a time.
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