That is a major improvement over the old site. And we have found that when you use the “Display Message or Play Sound” function, there is almost no delay before the message pops up, and the sound plays. Your mileage may vary, of course, depending on your internet connection.

And yes - it is scary accurate.

See that blue dot at the center of the large blue-ish circle? That was precisely where the iPhone was. So long as someone has Mobile Me, stealing an iPhone is a very unwise choice.