A fair amount of ink is being spilled these days pondering the nature and relevance of online apps. In this post, we're advised not to hold our breath waiting for the all-online operating system. Maybe, but I would expect 'virtualized' operating systems running on removable media sooner rather than later. Another post, on , suggests we need offline functionality for web-based applications. Like Microcontent Musings, I don't agree with the reasons (I don't agree with the conclusion either). If you wonder about multi-tasking with your browser: count the number of tabs you have open in Firefox (as I write, I have seven tabs open).