Ajax is no silver bullet. Even Google knows it. Flash is sometimes better.
Note: this entry has moved.
I recently subscribed (with 2 lines of web.config) a couple sites with Google Analytics, which is very cool.
Now, to those who didn't believe my statement from a few days ago, that Ajax was a waste of time if you want to get advanced UIs, even Google knows it. Take a look at this cool visualization of some stats:
What you cannot see in that static screenshot, is that when you click in one of the legends in a pie chart, the corresponding pie "piece" moves away from the rest, as you can see above in Visits by Source, for google itself. The Geo Map overlay is awesome too.
Guess what's all that. Yes, Flash!!!
I hope Google continues this trend complementing the unbelievable cool Ajax stuff they are doing with things like the Google Spreadsheets: