"Tauri is a toolkit that helps developers make applications for the major desktop platforms - using virtually any frontend framework in existence. The core is built with Rust and the CLI leverages Node.js making Tauri a genuinely polyglot approach to creating and maintaining great apps."
That's the first paragraph on the About page. Landing pages have multiple purposes and need to address different types of viewers, not just the neckbeards. The marketing speak is likely more for convincing IT manages this is a legit project and does not have common "deal breakers".