You'd think the do some due diligence in advance.
..well, being technician myself, I'd probably go through the weeks to months of work before
I announce anyhing in public. But that's one of the reasons any business-related people I've met look at our kind like we're some strange kind of animal. Actually, it seems to be the rule in the world of buisness to announce something rhoughly plausible as fast as possible, and then work out the details afterwards.
It might not even be necessary to resort on the "buisness" argument -- the world of bitcoin is moving very quickly.