A sign taped next to an old Nintendo system reads, 'Please Do Not Blow Into The Cartridges' at the PAX...
A sign taped next to an old Nintendo system reads, 'Please Do Not Blow Into The Cartridges' at the PAX East gaming conference in Boston, Massachusetts April 7, 2012. REUTERS/Jessica Rinaldi (UNITED STATES - Tags: SCIENCE TECHNOLOGY SOCIETY)