Opera has released a beta version of Opera 10, which promises faster web rendering, more accurate standard compliance (e.g. 100/100 on ACID3), Opera Turbo Browsing, Auto-updates and a hell lot of new features. Opera has been well ahead of the curve in terms of features and implementing new standards and Opera 10 is surely on that path.
Y2K-Like Bug Discovered by Opera
While web browsers are one of the most widely used application for computers, not everyone has reached version 10 of the browser. Opera is currently beta testing v10 of its browser and in this process has discovered that a lot of browser detection scripts for websites have a bug of being able to detect only a single digit version number. Much like the Y2K-bug in applications, these browser detection scripts thus think of Opera 10 as Opera 1, and hence show one of these quirky little messages you can see in the image below:
This will continue to happen for sometime in the foreseeable future, unless the browser companies sit together and decide how they want to render things... Or the experts from the standards committee write standards that are a little-less ambiguous.