I’d love to invent something that helps someone and makes them happier. I don’t mind just designing new things and watching them being built though. It is still pretty cool to see your ideas being made into real life stuff.
I’d love to invent something that really made a difference to the world.
Dream world: A time machine/teleporter would just be great.
Bit more realistically: Solutions to helping combat man-made issues on the natural world. Ways of cleaning up emissions or processing plastic in the oceans.