”Similarly I want to avoid tying myself to a particular OS, and ideally I'd like to have the option of developing for consoles. So it's important that my programming language is portable, and that it has good portable library support”
Availability of Rust across platforms is nowhere near C or C++. It may, and I hope it will, change in the future but right now it is not so.
I predict that there will be a huge market in giant crystals, once rich people get hold of this.
Giant crystals are one of the few remaining truly scarce assets, more rare than that limited edition Bugatti, and unlike gemstones (diamond, ruby, ...) they have a novelty factor (not to mention sheer size).