"The tech industry has a long history of trying to get people to use software and devices to organize their lives, a task that’s gotten harder as the number of ways to reach people continues to grow.
The latest effort, Handle Inc., starts with the problem of email overload. Its tool aims to blend email and calendar functions with a to-do list that helps users quickly go through their inboxes and organize tasks, then use its knowledge of time and location to send reminders."
http://handle.com