Surprisingly, though, it???s not the iPad and other eReaders that are driving the eTextbook market, but PCs and netbooks, ReadWriteWeb reports. 8/18/2010 New York Times http://www.nytimes.com/external/readwriteweb/2010/08/18/18readwriteweb-etextbooks-never-mind-ipad--ereaders-pcs-st-13926.html?ref=technology