Just noticed this on Amazon and found it interesting the physical disk version is cheaper than many of the Russian key sites listed elsewhere. The cheap one lists from GeeksWholesaler (never heard of them but they are rated well).
http://www.amazon.com/Battlefield-3-Pc/dp/B002I0HJZO/ref=pd_sim_vg_8
http://www.amazon.com/Battlefield-3-Pc/dp/B002I0HJZO/ref=pd_sim_vg_8
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