A recent study of app developers has the number of developers that say they plan on making apps that will work on Android has been steadily falling. It is down by 10% from this time last year. It mostly has to deal with the fractured state of Android versions and issues across platforms.
In the same study, the number of developers that say they are using HTML5 for graphic content, is around 80%. Mozilla was the last to hold out against supporting the HTML 5 standard in their browser and they have now announced that they were giving up fighting against it.