Google just launched a test of an Ajax-based website editor. Supposedly, this will let you create websites with a look-and-feel that mimics a native desktop application. Do you wonder why Microsoft is scared of these guys? Are you going to pay $90 for FrontPage if you can get comparable functionality for free?

Clayton Christensen has pointed out that high-end market leaders are always edged out by low-end competitors whose products are “good enough” but which make products available to large new audiences. Examples include off-the-rack clothing, transistor radios, Toyotas, Dell PCs, VOIP phone services, etc. Google is getting to be very good at “good enough.”