Amazon to raise the price of its Prime membership by $20 to $139 per year starting February 18; monthly fee will go from $12.99 to $14.99 (Taylor Soper/GeekWire)

Taylor Soper / GeekWire:
Amazon to raise the price of its Prime membership by $20 to $139 per year starting February 18; monthly fee will go from $12.99 to $14.99  —  Amazon is upping the price of Prime, increasing the annual fee of its membership from $119/year to $139/year.  —  The company made the announcement …