TechCrunch reports on Evi, a new Siri-like offering from True Knowledge that has launched for iOS devices [App Store] and as a beta for Android devices. While Siri provides a fair amount of integration with Apple apps and services such as reminders and calendaring, it is currently limited to the iPhone 4S, while Evi is compatible with all iPhone, iPad, and iPod touch devices running iOS 4.0 or...