How Artificial Intelligence is Changing Video Game Preservation and Software Security
Artificial intelligence tools are now being used to decompile video games on a massive scale. This trend helps preserve old games for new devices, but it also creates major security risks for the entire technology industry.
In short: Artificial intelligence tools are now being used to decompile video games on a massive scale. This trend helps preserve old games for new devices, but it also creates major security risks for the entire technology industry.
Imagine being able to play your favorite childhood video games directly in a web browser, even if the companies that made them no longer support them.
What happened, in plain words
On October 14, 2026, an indie game developer named Popcar discussed a recent wave of artificial intelligence-powered decompilation. This technology takes existing games and breaks them down so people can create mashups, update old titles to run on modern hardware using a technology called WebAssembly, and help save vintage video games from disappearing.
Key points
- A boost for saving old games: Artificial intelligence helps port, modify, and improve classic video games so they work on new devices.
- Web browsers as game platforms: Many preservation projects now let users play older games directly inside a web browser using WebAssembly.
- Industry-wide security concerns: If artificial intelligence can easily break down software, companies might see their paid applications turned into open-source projects against their will or have their work stolen by competitors.
- Fighting digital obsolescence: With console makers focusing on digital purchases and shutting down servers that make games unplayable, this technology offers a way for people to keep using the software they purchased.
Terms explained
- Decompiling — Translating computer code that has already been turned into a finished program back into a human-readable form. Example: Taking a finished puzzle apart to see every individual piece and how they fit together.
- WebAssembly — A technology that lets complex programs like video games run smoothly right inside a standard web browser. Example: Playing a heavy computer game inside Google Chrome or Safari without installing anything on your computer.
- Open-sourced — Making the underlying instructions of a program freely available for anyone to view, use, and change. Example: Sharing a secret family recipe so anyone in the neighborhood can bake the cookies and change the ingredients.
Why it matters
This development could allow players to keep enjoying games they bought even after companies shut down their support servers. However, it also means software creators face new challenges in protecting their paid products from being taken apart and copied.
What we still don't know
The source notes both positive and negative aspects of this trend, but it does not provide detailed technical data on how the artificial intelligence tools work or a complete list of all software affected.
Based on reporting from Simon Willison. This is an independent explainer, written in our own words with AI assistance; Simon Willison has not reviewed or endorsed it. Read the original for the full details.