Elon Musk: @Rainmaker1973 对 pi 数字的实际限制是将宇宙划分为普朗克体素需要多少

原推：@Rainmaker1973 A practical limit to digits of pi is how many are needed to divide the universe into Planck voxels
https://twitter.com/elonmusk/status/1632662453950595072