https://biz.prlog.org/tag/computer-usage/ computer usage - Free business directory on PRLog.Org, latest companies listed first. 60 https://biz.prlog.org/shafermedia/ Shafer Media Books is a publishing company primarily for the distribution of books by prolific author Dan Shafer, who has previously published more than 60 books primarily about computers and technology.Thu, 02 Oct 2014 01:10:26 GMT