Static First: Why 90% of Your Site Should Probably be SSG

Introduction

The web is full of apps that should have been websites.

For the last decade, we've been obsessed with "App-like" experiences. We reached for React, Vue, and Angular for everything—even for simple landing pages and blogs. We shipped megabytes of JavaScript to render static text, all in the name of "Developer Experience."

But in 2025, the pendulum has swung back. The fastest, most secure, and most cost-effective websites are those that embrace Static Site Generation (SSG).

The Cost of the "Dynamic Tax"

Every time you choose Client-Side Rendering (CSR) for a content-heavy page, you are forcing your user to pay a tax:

1. The Hydration Tax: The browser has to download the JS, parse it, and then "rehydrate" the HTML before it becomes interactive.
2. The SEO Tax: While search engines have improved, static HTML is still the gold standard for discoverability.
3. The Resilience Tax: If your API is down or the user has a spotty connection, a CSR app shows a blank screen. A static page just works.

Enter the Modern Static Era

Static doesn't mean "not interactive." With tools like Astro and Next.js SSG, we can build sites that are 90% static with "islands" of interactivity where they actually matter.

When to stay Static:

• Landing Pages
• Documentation
• Blogs and Portfolios
• E-commerce Product Pages

When to go Dynamic:

• Dashboards with real-time data
• Highly personalized user profiles
• Authenticated state-heavy applications

Conclusion

The role of a Senior Architect is to minimize the complexity the user has to download. By choosing a Static-First approach, you are choosing performance, accessibility, and reliability as core features.

---

This is Part 4 of our Modern Triad series. Read Part 3: Scaling CSS.