<p><span class="h-card" translate="no"><a href="https://toot.cat/@zeenix" class="u-url mention">@<span>zeenix</span></a></span> It's a simple word paired with not-so-simple behavior and properties. "What is the relationship between C<T> and C<U> when T is a U" is an inspiring and straightforward question but you can't use it to substitute "variance" in conversations.</p><p>Or put it more simply: c'mon it's just a word, you've learnt countless words on the way to programming and this one is no different. And as I've said it's as fundamental as "generics" and "inheritance".</p>