Yes, once we build it.
Next step is to pick best Free / Libre / Open Source library, and add to Tiki. This mostly means get data from trackers, and show output via a wiki plugin which can be rendered in a wiki page. It's quite similar to: PluginPivotTable
Please share your thoughts on which library you think is best, and why.
On a related note, this one is almost done: https://dev.tiki.org/jQuery+Gantt+editor