Silicon Alley Insider's Nicholas Carlson offers five reasons why Microsoft, which is sitting on a pile of cash, should offer "whatever it takes" to buy Twitter. Most estimates peg the microblogging site's value at between $700 million and $1 billion.
For starters, Carlson says that Twitter has created a new and exciting type of search-real-time search, whereas Microsoft search (now called Live Search) has been a total flop. A Yahoo deal, which now looks likely, would certainly help,...