Just want to point out that this isn't a true browser application in the sense of Blazer or webPro. Opera Mini is a Java Applet that connects you to proxy server hosted by Opera. This is the same concept that Thunderhawk uses in the windows Mobile world, but free
However, this explains several of the "rough edges" described in the article. They are most likely limitations of the process. The plus is that pages will render much faster since they are compressed before being sent to the device. I would be interested to see how performance is compared to something like skweezer which does a lot of the same thing.