Lack of familiarity sounds about right. In other words, there has been nothing compelling enough to drive me to it on a regular basis, other than search. There seems to be nothing in my life that is missing that has me looking for solutions by Google.
Google Sketch Up - that was a purchase of a pre-existing product. granted Google made it both a stand alone product and a free software tool that can work with Google Earth.
the other products I am not familiar with their origin but were they created by Google?
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