Astrid was acquired by Yahoo earlier this year, and now the web component of the task manager will go offline in a few weeks. Astrid sent out an email to all customers informing them that the cloud-based service would shut down on August 5.
To help customers move to another task manager, Astrid is providing an export tool at astrid.com/home/export. As noted in the email, customers can download their data from Astrid and import it into another task man