Apple announced on October 29, 2012 that Mansfield would take on a new role at Apple as Senior Vice President of Technologies. Reports have claimed that Scott Forstall's departure was a key reason for Mansfield's unexpected return from retirement.[7] On July 28, 2013, roughly 9 months after Mansfield's appointment to Senior Vice President of Technologies, Mansfield's biography was removed from Apple's executive profiles webpage. It was subsequently confirmed by Apple that Mansfield was no longer a part of the executive team, but would "continue to work on special projects under CEO Tim Cook."[8]

Source: https://en.wikipedia.org/wiki/Bob_Mansfield

Any idea as to whether he is working with Blevis on TRAB or possibly Johny Srouji (Bob's replacement at Apple or someone else or all 3? Given the most recent executive changes at Apple and some of the other big rumoured projects tough to know what the secret Fruit company's "one more thing" will be and what technologies will be in it.

https://www.macnn.com/articles/15/12/29/apples.new.svp.of.hardware.technologies.receives.stock.units.131831/