Помните в Ubuntu затаскивали uutils на Rust вместо GNU Coreutils?
https://t.me/tech_b0lt_Genona/5319

Ubuntu’s plan to replace the GNU Core Utils with Rust-based reimplementations is going exactly as poorly as predicted.

Some Rust versions being 17 times slower than the battle tested GNU C / C++ version. And other Rust-based versions simply failing to work on large files.

https://x.com/LundukeJournal/status/1967977345320734823

cksum implementation up to 17x slower than GNU for some large files #8573
https://github.com/uutils/coreutils/issues/8573

sort does not finish for large one line file #8583
https://github.com/uutils/coreutils/issues/8583

ЗЫ Контрибьютор там, конечно интересные вопросы задаёт (см. последний скрин)

По наводке @cosy_code