"Sharing of these in public by Boeing will enhance the investigation and search procedures considerably instead of beating around several false leads which are just feeding speculation and have wasted more than 3 weeks of time.""
Jumbo
Exactly as you said.
No, it won't enhance the investigation one bit, in fact it would just make more noise with even more wild theories.
If any of the agencies have any questions of Boeing, they would pick up the phone and ask them, that is if Boeing hasn't already got a liaison person on site.