If you read his blog post he mentions that the logic board is recycled and he thinks that alot of iphone 6 parts come from recycled/broken phones.
quote from the blog about the logic board:
"The one I bought is refurbished/repaired, almost undoubtedly from a real, legitimately purchased phone made by Apple that was recycled at some point."
quote from the blog about the logic board: "The one I bought is refurbished/repaired, almost undoubtedly from a real, legitimately purchased phone made by Apple that was recycled at some point."