I read the oldest of those blog posts the closest. Seems like the author points out two things: 1. The lack of rust futures supporting manual cancellation. Th

I read the oldest of those blog posts the closest. Seems like the author points out two things: 1. The lack of rust futures supporting manual cancellation. That doesn't seem like an inevitable choice by rust. 2. Sharing buffers with kernel mode. This is probably a bigger topic.