Kirk here. This bit about 6-nm chips is news to me. In the last post I made on this topic, 12-nm chips were the smallest that were planned (at least according to my sources at the the time).

https://www.facebook.com/Kumamotoi/posts/pfbid06LX5qcEazk8T2rH9uVM9AXfZhv1XNLWFExREiQMC9KYKJfkoYZbA6VEiXWzAvRo2l