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Battery-free Game Boy (2020) (freethegameboy.info)

561 points by thunderbong · 1272 days ago · 165 comments on HN

Article summary

Researchers have developed a battery-free Game Boy that harvests energy from solar panels and button presses, allowing for interactive gaming without batteries. The device uses a custom emulator and intermittent computing techniques to enable seamless gameplay despite power failures. The project aims to demonstrate the feasibility of sustainable, energy-harvesting devices for interactive applications. The design and code for the device are publicly available on GitHub.

Main themes

  • energy harvesting
  • sustainable devices
  • wireless power transfer
  • ambient radiation
  • interactive applications
  • post-apocalyptic scenarios

What commenters say

  • Some people believe that energy-harvesting devices like the battery-free Game Boy could be valuable in a post-apocalyptic scenario where traditional power sources are scarce.
  • Others argue that such devices would not be practical or useful in a world without electricity or functional electronic devices.
  • There is interest in exploring the potential of harvesting energy from ambient radiation sources, such as radio waves, for powering small devices.
  • Some commenters are skeptical about the feasibility of harvesting significant amounts of energy from radio waves or other ambient sources.
  • The discussion touches on the history of wireless power transfer and the work of pioneers like Nikola Tesla.
  • A few commenters share anecdotes about hearing radio transmissions through metal fillings or other conductive objects, highlighting the phenomenon of unintentional energy harvesting.
  • The potential health impacts of widespread energy harvesting and radiation exposure are also mentioned as a concern.