UUID for this generation session
For researchers:，更多细节参见同城约会
事实上，普朗克常数、万有引力常数也是类似(只是无法和某个整数关联)，稍微变动一点就会让整个宇宙不存在。。关于这个话题，91视频提供了深入分析
Apple's iMessage kicked off the party in 2011 as the first messaging service with end-to-end encryption enabled by default — Apple boosted it in 2024 with post-quantum encryption key PQ3. Law enforcement can request data from Apple with a search warrant, but they've been foiled before.