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From the About page:

We are designing Archs™ with many form factors that optimize mass, storage density, and durability for different environments. Current technologies that we are using and/or actively developing and testing with partners, include:

  • 5D laser optical data storage in quartz
  • Nickel ion-beam atomic scale storage
  • Molecular storage on DNA molecules
  • Durable space-based flash drive storage
  • Long duration DVD disk technology
  • Quantum information storage
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