A: That's the big question, and research to answer it is still in relative infancy, although some useful guidance comes from decades of studying the effects of television. (gse.harvard.edu)
We've dealt with the challenges and know that most of these ebook tools are still in relative infancy. (womensmemoirs.com)
eReaders are still in relative infancy and have yet to be accepted by the world at large. (ereadertech.com)