Because he counts seven third lines in it and treats that as the signature of the era it opens. He takes the third line in two ways. First as trial and error, which means an era that discovers what works by collision rather than by plan. Second, and more pointedly for 2027, as the theme of bonds made and broken, which he then finds again in Mars in 59.3, the gate of intimacy and reproduction, and in the Sun in 30.3, the line of resignation and acceptance of what is. Put together, he reads the moment as a time when the ways people bond are made and unmade, and as the beginning of a long period in which nothing is guaranteed to work the first time. He does not present this as fate for any individual. It is the theme of the background field, not a reading of your relationships.
This is not a fact, not medical advice and not a promise of healing. It is part of the cosmology Ra Uru Hu, who founded Human Design, left behind, and nobody knows exactly how it will unfold.
Free, no account and no email. Every answer here was written by hand from what Ra Uru Hu left behind, not generated. Ask your own question at The 2027 Oracle.