What’s most frustrating about this decision is that these planning apps existed for months, but AWS chose to wait to pull them down the day before registration.

What’s most frustrating about this decision is that these planning apps existed for months, but AWS chose to wait to pull them down the day before registration. I spent several hours planning my sessions out. This is a disappointing move. All these apps did was present these sessions listings in more usable calendar views and allowed you to bookmark them.