Microsoft is expected to announce on October 2 that it has released to manufacturing (RTM'd) that its Response Point small-business phone-system software, according to sources close to the company. Response Point, the product formerly codenamed "Edinburgh," will be brought to market by handset vendors. It is targeted at companies with one to 50 employees. When Microsoft initially announced Response Point, it said the first phone units would come from three OEMs, D-Link, Quanta and Uniden. According to sources, Uniden has decided against producing Response Point handsets. (I've contacted Microsoft for comment; so far no word back.) Response Point phone systems from Quanta and D-Link are expected to be priced at under $5,500, according to sources. Response Point is just one...