The Web is abuzz with the news that Microsoft has restarted acquisition talks with Yahoo. But if you're talking about mega-tech-mergers, I can think of a bunch of hook-ups which make a lot more sense.While Microsoft and Yahoo are innovative companies with a lot to be proud of, it seems clear that any potential deal isn't being driven from a position of strength. On the contrary, when it comes to search, Microsoft is undoubtedly tired of banging its head against a virtual wall trying to gain ground on Google. Steve Ballmer and crew probably feel that getting ahold of Yahoo will finally give Redmond the kind of momentum in search they've heretofore failed to capture.

At best, one can reasonably expect that a Microsoft-Yahoo merger would vault the former into a respectable search postion and stabilize the latter, which has been buffeted by a series of business missteps in the past year. But displace Google and become king of the search hill? Doubtful.

On the other hand, here are some envisioned deals, not all of which are offered in jest, which could seriously shake up their respective markets: