Blog: the Binance hack and the case for self-custody

- new post binance-hack-not-your-keys.html with cover image
- cards on home and blog pages, latest-post pointer in the hero
- sitemap entry and Keep reading links in two related posts

blog/what-happens-to-your-bitcoin.html

@@ -270,6 +270,7 @@ footer .built{font-size:13px;color:var(--muted);margin-top:8px}
 <aside class="related">
 <h2>Keep reading</h2>
 <ul style="padding-left:22px">
+<li><a href="binance-hack-not-your-keys.html">Six Billion Dollars in Twenty Minutes: What the Binance Hack Proves About Keys</a></li>
 <li><a href="should-you-tell-your-family-about-your-bitcoin.html">Should You Tell Your Family About Your Bitcoin? What They Need to Know, and What They Don't</a></li>
 <li><a href="inheritance-when-trust-fails.html">The vanishing inheritance: when trust fails, mathematics doesn't</a></li>
 <li><a href="the-quietest-day.html">The Quietest Day: What Really Happens When Your Bitcoin Inheritance Arrives</a></li>