[nielsbot]

Swift (heavily used by Apple) has randomly ordered dictionaries for security:

> In particular, random seeding enables better protection against (accidental or deliberate) hash-flooding attacks

https://forums.swift.org/t/psa-the-stdlib-now-uses-randomly-...

[not_kurt_godel]

Perhaps not unrelated to why Python is the #1 most popular language while Swift is #22 https://www.tiobe.com/tiobe-index/

[nielsbot]

Swift isn’t popular because its Dictionary type uses randomly ordered keys?

[not_kurt_godel]

It certainly could be a reason among many. Just look at the thread GP shared, containing multiple years' worth of users voicing frustration at the introduction of this behavior.

[cyanydeez]

Probably the inference is YAGNI .