Microsoft denies rewriting Windows 11 using AI after an employee’s “one engineer, one month, one million code” post on LinkedIn causes outrage

Microsoft denies rewriting Windows 11 using AI after an employee’s “one engineer, one month, one million code” post on LinkedIn causes outrage

By Mayank Parmar
Publication Date: 2025-12-24 10:26:00

Microsoft told Windows Latest that the company does not plan to rewrite Windows 11 using AI in Rust, which is a programming language that is more secure than C and C++. But the clarification is not coming out of nowhere, as a top-level Microsoft engineer made bold claims of using AI to replace C and C++ with Rust.

“My goal is to eliminate every line of C and C++ from Microsoft by 2030. Our strategy is to combine AI *and* Algorithms to rewrite Microsoft’s largest codebases. Our North Star is “1 engineer, 1 month, 1 million lines of code,” Galen Hunt, who is a top-level Distinguished Engineer at Microsoft, wrote in a now-edited LinkedIn post.

“Eliminate every line of C and C++ from Microsoft by 2030” obviously suggests that Microsoft’s top-level engineer, who is responsible for several large-scale research projects, is talking about products like Windows. For those unaware, most of the Windows API level code, and even its kernel, is built in C,…