Yes, Android is officially on the path to world domination.
Here in the U.S., much of the tech news is centered on the smartphone battle between Apple's iPhone and Android. But on the global stage, the top mobile players are Nokia's Symbian, Android, Research in Motion (makers of Blackberry smartphones), then iOS, the operating system that powers the iPhone, iPad and iPod Touch.
Principal analyst Roberta Cozza at Gartner noted that recent and upcoming launches of new smartphone operating systems including iOS4, Blackberry OS 6, Symbian 3 and 4 and Windows Phone 7, will help maintain the current trend of heavy growth in the smartphone sector, but her firm believes that market share worldwide will still revolve around the four key providers mentioned above.
The reason these companies have maintained, and likely will continue to maintain, their top spots involves a number of factors, most notably the support they have from communications service providers and developers, as well as their strong brand awareness with both enterprise and consumer customers.
People are still getting used to 
The Software Engineering Lab at Münster University of Applied Sciences in Germany has released an interesting Android app discovery tool as part of a research project on context-aware mobile systems.
"Android users are mobile people and often change their location," researcher Matthias Böhmer wrote in an email. "With their location they also change their activity, for instance from working at the office to chilling at the beach. Appazaar uses that to optimize its recommendations! Surely you agree that you require apps for productivity at work and games and music apps for relaxing at the beach."
Netherlands-based website monitoring company 
Digg was in the bottom five with 15 hours and 35 minutes (2.16%) downtime due to issues with its relaunch. Other relatively poor performers included MySpace with a day, seven hours and 27 minutes of downtime (4.36%) and YouTube with a day, five hours and 18 minutes or 4.07% downtime. 