I think I first became aware of it in early 2000s then told my Prof about it in 2005-ish. Back then people didn't believe this could exist. I remember the earl

I think I first became aware of it in early 2000s then told my Prof about it in 2005-ish. Back then people didn't believe this could exist. I remember the early jailbreak of iPhone OS for the iPhone 3 had an app that could compress Wikipedia into 1GB of data total and still allow pages to be constructed (without images) for offline viewing. Doubt that could happen today.