qr, qr code, qr tag, qrcode, qrcodes, qr-codes , qr code generator, URL redirection, redirection, shortened URL, url shortening, url shortener, bar code reader, barcode scanner, biz card reader, bluetooth, business card, business card reader, business card scanner, card scan, card scanners, free qr code generator, qr mobile, mobile, mobile scanner, qr code examples, qr code reader, scanner handheld, scanner software
Meta Keywords are a specific type of meta tag that appear in the HTML code
of a Web page and help tell search engines what the topic of the page is.
However, google can't use meta keywords.
Social
Social Data
Cost and overhead previously rendered this semi-public form of communication unfeasible.
But advances in social networking technology from 2004-2010 has made broader concepts of sharing possible.