“Gov. Arnold Schwarzenegger believes schools can save hundreds of millions of dollars by using free digital textbooks – an example he gave Tuesday of old-fashioned innovation ‘to stretch the taxpayer dollar.’ … Education officials, however, said Schwarzenegger might first want to go out and get a better calculator. The idea of free digital textbooks is nice, but given the associated technology costs and teacher training, they won’t save schools much money now or anytime soon. “