Americans weren't just buying things online during last week's holiday. According to new numbers from Chartboost, they were also glued to their mobile devices playing games, with those types of mobile software titles experiencing surges in traffic, as measured by sessions per day, and also with cost per install (CPI) going up outside the U.S., but experiencing a small dip within the country.Source: http://feedproxy.google.com/~r/Techcrunch/~3/F6mih9PG4vk/
