<p><span class="h-card" translate="no"><a href="https://mastodon.social/@dabeaz" class="u-url mention">@<span>dabeaz</span></a></span> <span class="h-card" translate="no"><a href="https://hachyderm.io/@monkey1" class="u-url mention">@<span>monkey1</span></a></span> TBH, I wouldn't say that because you've implemented SMoL you understand a lot of other *languages*. You understand *something*. (I'm not referring to the delta between the core and the full language; that's obvious. It's just that understanding an interpreter doesn't help you understand its implications. My favorite example is that the delta between eager and lazy eval can be as little as like 10 characters, but the consequences…)</p>