Your link is no longer available, so I'm assuming you don't need additional input. I'm among the many who are looking forward to this!
Following this thread as I received an auto generated project status report from Asana and would love to provide these for projects in Wrike.
I'm following this thread as I, too, would love to see this implemented.
Adding my request for cascading functionality in Request Forms. Adding this would sure be a great WIN for Wrike!
Has there been any movement on this idea? I, too, would love to see this implemented.