https://www.newscientist.com/article/2157433-its-never-too-late-to-get-a-tattoo-an-implant-or-new-senses/

In 2017, I started to think about body modification again. There are many more options available today. At a conference last month, futurist Anders Sandberg from the University of Oxford spoke about three different motivations for altering your body: existential reasons, enhancing your senses and improving your cognitive functions.

A few years ago, a colleague hacked his hearing aids to allow him to hear Wi-Fi signals. Sandberg also mentions how modifying your eyesight might allow you to see beyond the visible spectrum of light, making infrared frequencies and gamma rays visible, for example.