In retrospect, it should never have seen the light of day, and the potential harm it has caused is yet unknown.
FORBES: Why Do We Fear The Harmless While Irrationally Putting Ourselves In Harm's Way?
But just why Nicole felt she was a target is yet another unknown.
BBC: US woman Nicole Mansfield 'brainwashed' into Syria fight
Quite which way is likely to produce what we all finally desire, a machine intelligence that we can query with natural language and get the answers based upon all of human knowledge, is as yet unknown.
Indeed, almost 140 genes implicated in human diseases such as hereditary deafness have recognisable relatives in Arabidopsis where their importance is, as yet, unknown.
He is afraid of the unknown, yet he forges on as he knows he must start looking if he is to find new cheese.
FORBES: Change Happens. Embrace It. Enjoy It. Look Forward To It.
First, long-sightedness (presbyopia) is almost unknown at 35, yet is universal by 50.
Its eerie ability to project into my thickly curtained bedroom is evidence of some force as yet unknown to science.
Foxconn is the unimaginably huge, yet virtually unknown producer of the most popular, best-selling gadgets of our time, with an estimated 800, 000 employees.
Unknown as yet is whether fear of terrorism will affect demand.
Yet an even greater unknown for the industry is its customers' reaction to a year of abysmal performance.
Since his apparent conversion to more socially liberal policies, Mr Portillo is also a bit of an unknown quantity and has yet to map out any detailed policies.
The five others have yet to be identified -- so there is a possibility of an unknown virus at work.
Nokia and Motorola may yet trade places again, but Nokia's rise is remarkable for a company almost unknown outside its home country.
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