http://www.egmnow.com/articles/news/you-now-have-to-spend-money-to-unlock-all-of-steams-features/
“Malicious users often operate in the community on accounts which have not spent any money, reducing the individual risk of performing the actions they do,” Valve explains. “One of the best pieces of information we can compare between regular users and malicious users are their spending habits as typically the accounts being used have no investment in their longevity.”
“Malicious users often operate in the community on accounts which have not spent any money, reducing the individual risk of performing the actions they do,” Valve explains. “One of the best pieces of information we can compare between regular users and malicious users are their spending habits as typically the accounts being used have no investment in their longevity.”