Moving an airplane on its own without moving parts.<p><a href="https://www.theguardian.com/science/2018/nov/21/first-ever-plane-with-no-moving-parts-takes-flight" rel="nofollow">https://www.theguardian.com/science/2018/nov/21/first-ever-p...</a><p>That is the future of aerospace right there.
Technology is incremental these days, even with the flood of news and development it's hard to see actual <i>technological</i> changes in the past few years.<p>For everything you can suggest, someone will have an example of how it was <i>technologically</i> possible 3 years ago...<p>I guess it's obvious but from 3 years ago; hardware is faster, cheaper, and software is easier to develop...
Using optics to detect radio signals, perhaps? <a href="https://www.technologyreview.com/s/611977/get-ready-for-atomic-radio/" rel="nofollow">https://www.technologyreview.com/s/611977/get-ready-for-atom...</a><p>Also, a tongue in cheek answer, being able to get a company into big trouble for mishandling data via the GDPR ;-)
Real time raytracing? <a href="https://www.nvidia.com/en-us/geforce/graphics-cards/rtx-2080-ti/" rel="nofollow">https://www.nvidia.com/en-us/geforce/graphics-cards/rtx-2080...</a>