Y Combinator-backed <a href="http://www.paperlinks.com/">Paperlinks</a>, which <a href="https://techcrunch.com/2010/10/05/paperlinks-brings-qr-codes-to-event-invitations/">creates QR codes</a> for bus
<img class="shot2" src="https://techcrunch.com/wp-content/uploads/2011/06/qr_houseofblues-jpg.png" alt="" />As smartphone adoption rises and technology companies <a href="https://techcrunch.com/2010/0
<img src="http://tctechcrunch.files.wordpress.com/2010/10/paper.png" class="shot2">Online stationary startup <a href="http://www.paperspring.com/">Paperspring</a> is bringing QR codes to event invitat