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Show HN: I built a JavaScript-powered flipdisc display (flipdisc.io)

455 points by simpsoka · 777 days ago · 121 comments on HN

Article summary

The author built a JavaScript-powered flipdisc display using 9 Alfazeta panels in a 3x3 grid, which can be controlled and customized through a REST API and a mobile app. The display uses electromagnetic pulses to flip small discs between two colors, creating a unique visual effect. The author hopes to make flipdiscs more accessible for hobbyists and is open to collaborating on new affordable hardware. The project combines machine learning, computer vision, and web technologies to enable interactive and dynamic visualizations.

Main themes

  • Flipdisc technology
  • Interactive displays
  • Machine learning
  • Computer vision
  • Web development
  • Hobbyist electronics

What commenters say

  • The claim that flipdiscs have no moving parts is misleading, as the discs themselves do move, even if the mechanism is electromagnetic.
  • The author's project is an interesting alternative to traditional displays, but the cost of the panels is a significant barrier to entry for hobbyists.
  • The use of electromagnetic pulses to flip the discs is a unique aspect of flipdisc technology, but it does not mean that the discs do not move.
  • The project's combination of machine learning, computer vision, and web technologies makes it a compelling example of innovative uses of technology.
  • The author's hope to make flipdiscs more accessible for hobbyists is admirable, but it may require significant reductions in cost or improvements in availability.
  • The discussion around the project highlights the importance of accuracy and clarity in technical descriptions, particularly when it comes to claims about the nature of the technology.