"There is no single development, in either technology or management technique, which by itself promises even one order of magnitude improvement ... in productivity, in reliability, in simplicity." -- Fredrick Brooks
Source: http://worrydream.com/refs/Brooks-NoSilverBullet.pdf
Nevertheless, Rust has shown great promise and implemented great ideas for high performance and safer low-level / system programming.
We need to keep on improving and using Rust and its ideas to improve the high performance, low-level / system programming space.