The best programmer traits, why you shouldn't pour coffee down the drain, and more: Here are the top 10 GIGAZINE article rankings on Amazon sales for April 2026!

GIGAZINE released its April 2026 Amazon sales ranking, highlighting the site’s top 10 best-selling articles.

The month was led by stories about what makes a great programmer and why coffee should not be poured down drains.

The roundup also linked related ranking posts and site updates, offering a snapshot of reader interest and content performance.