Hello.

In the early days of mobile web development, Google Gears played a pivotal role in shaping the APIs we use today. It introduced concepts like local caching, local databases, and background processing, which paved the way for modern APIs such as AppCache, WebSQL, Geolocation, and Web Workers. While WebSQL and AppCache have been replaced by IndexedDB and ServiceWorkers, respectively, the legacy of Gears is undeniable.

Is it possible to build a 2 factor authentication system on the web? I think it is.