1) Our hypothesis is that those who use Gantt charts and want to present them either to executives (more status and summary) or to a team (more details and dependencies) and are sick of strange screen shots or hand-drawing outcomes in powerpoint. 2) There are several different scenarios where Gantt charts are helpful. A typical example might be when one wants to model dependencies to figure out what the optimal order of execution might be or what the critical path might be. Another example is if one wants to set a target date and work backward in time to figure out when a decision or task has to be finalized. 3)We used them all the time in medical device, less so developing this software product with a small team...