Cylic trait implementations: motivation

Lately I&rsquo;ve been thinking about cyclic trait implementations. This is a problem that I&rsquo;ve been trying to understand for years and years and I finally feel like I&rsquo;m geting somewhere. I&rsquo;m going to try to write out a series of blog posts documenting those explorations and, hopefully, culminating in a design that could be RFC&rsquo;d. In this first post, I want to talk about…