[The answer is any end, because that's the whole point of the Hexcore--to be able to learn and adapt and serve any purpose. All of that, however, seems a bit complicated to explain, so he decides to start with the broad strokes, and elaborate further if necessary.]

Before arriving here I was exploring medical uses-- [Which has absolutely nothing to do with the fact that he looks visibly ill outsize of the Horizon, of course, lest he betray a less-than-selfless motivation for creating such a device.] --but I believe there is potential for environmental restoration, renewable energy...the applications are nearly limitless.

[He seems excited just thinking about it.]