Re:Don't Post Evergreen Content on Medium
by benatkin on Thursday December 13, 2018 @02:07PM
(#18675060)
My first guess is CodeSandbox. My second guess is CodePen.
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Re:Don't Post Evergreen Content on Medium
by benatkin on Thursday December 13, 2018 @04:50PM
(#18676448)
No, it's not that, and I feel silly for thinking it could be that, because it would require iframe busting on a sandboxed iframe.
I think it has to do with being able to use Medium on a custom domain. I think perhaps Medium validated that the DNS pointed to Medium once and stopped checking.