A single developer looking at their day-to-day needs is going to consider maybe at most 5% of the total market need for Android apps. All developers together doing the same might consider only 40% of that possible market. ... and that piece of the market will be crowded.
A better approach is to consider how ubiquitous tablet/mobile almost-always-networked touch/voice-based computing is going to allow better HCI in what general spaces, cross-reference with a comprehensive list of industrial practices, see how those can improve, and team up with domain experts to identify common needs and start building libraries, back ends, and apps.
There are already too many to-do lists, casual games, and social apps. It's time to make industry more efficient.
A better approach is to consider how ubiquitous tablet/mobile almost-always-networked touch/voice-based computing is going to allow better HCI in what general spaces, cross-reference with a comprehensive list of industrial practices, see how those can improve, and team up with domain experts to identify common needs and start building libraries, back ends, and apps.
There are already too many to-do lists, casual games, and social apps. It's time to make industry more efficient.