# Which Computational Universe Do We Live In?

**URL:** <https://forum.devtalk.com/t/which-computational-universe-do-we-live-in/50782>\
**Category:** Science\
**Tags:** via-quantamagazine\
**Created:** [19 April 2022 13:11 UTC](https://forum.devtalk.com/t/which-computational-universe-do-we-live-in/50782 "2022-04-19T13:11:25Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![CommunityNews](https://forum.devtalk.com/user_avatar/forum.devtalk.com/communitynews/32/1113_2.png) [@CommunityNews](https://forum.devtalk.com/u/CommunityNews)\
**Post date:** [19 April 2022 13:11 UTC](https://forum.devtalk.com/t/which-computational-universe-do-we-live-in/50782/1 "2022-04-19T13:11:25Z")

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> Cryptographers want to know which of five possible worlds we inhabit, which will reveal whether truly secure cryptography is even possible.
> 
> The post [Which Computational Universe Do We Live In?](https://www.quantamagazine.org/which-computational-universe-do-we-live-in-20220418/) first appeared on [Quanta Magazine](https://api.quantamagazine.org)

Read in full here:

> **[Which Computational Universe Do We Live In? | Quanta Magazine](https://www.quantamagazine.org/which-computational-universe-do-we-live-in-20220418/)**
>
> Cryptographers want to know which of five possible worlds we inhabit, which will reveal whether truly secure cryptography is even possible.

_This thread was posted by one of our members via one of our news source trackers._

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**Author:** ![OvermindDL1](https://forum.devtalk.com/user_avatar/forum.devtalk.com/overminddl1/32/52_2.png) [@OvermindDL1](https://forum.devtalk.com/u/OvermindDL1)\
**Post date:** [19 April 2022 19:31 UTC](https://forum.devtalk.com/t/which-computational-universe-do-we-live-in/50782/3 "2022-04-19T19:31:21Z")

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Very good simplification of the issues without actually doing “math”.