Not quite a CAPTCHA, but something similar has actually been done before. The ESP game[1] paired two random people looking at the same image while a timer ticked down. The players had to enter labels that described the…
Something similar exists: iabackup[1][2]. It is designed to host an independent copy of (some of) the Internet Archive using git-annex. You tell it how much storage you want to donate and git-annex fills your disk with…
Was it RancherOS? > RancherOS is the smallest, easiest way to run Docker in production. Every process in RancherOS is a container managed by Docker. This includes system services such as udev and syslog. Because it only…
You're probably thinking of the OFFSystem (https://en.wikipedia.org/wiki/OFFSystem)
The obvious way to do it would be to forward a port in your router and then keep a dynamic DNS service (DuckDNS, for example) updated with your external IP address. As for networks, I personally use the Yggdrasil…
If you don't need minute-by-minute accounting, you might like TagTime [1]. It will pop up a window at random times and ask what you're doing. Over the course of several weeks it can build a good picture of where your…
That sounds a lot like IA.BAK [1], a git-annex backed attempt at making a backup copy of the Internet Archive. [1] https://www.archiveteam.org/index.php?title=INTERNETARCHIVE.... Edit:…
You're thinking of Arthur C. Clarke: http://en.wikipedia.org/wiki/Clarke%27s_three_laws
Not quite a CAPTCHA, but something similar has actually been done before. The ESP game[1] paired two random people looking at the same image while a timer ticked down. The players had to enter labels that described the…
Something similar exists: iabackup[1][2]. It is designed to host an independent copy of (some of) the Internet Archive using git-annex. You tell it how much storage you want to donate and git-annex fills your disk with…
Was it RancherOS? > RancherOS is the smallest, easiest way to run Docker in production. Every process in RancherOS is a container managed by Docker. This includes system services such as udev and syslog. Because it only…
You're probably thinking of the OFFSystem (https://en.wikipedia.org/wiki/OFFSystem)
The obvious way to do it would be to forward a port in your router and then keep a dynamic DNS service (DuckDNS, for example) updated with your external IP address. As for networks, I personally use the Yggdrasil…
If you don't need minute-by-minute accounting, you might like TagTime [1]. It will pop up a window at random times and ask what you're doing. Over the course of several weeks it can build a good picture of where your…
That sounds a lot like IA.BAK [1], a git-annex backed attempt at making a backup copy of the Internet Archive. [1] https://www.archiveteam.org/index.php?title=INTERNETARCHIVE.... Edit:…
You're thinking of Arthur C. Clarke: http://en.wikipedia.org/wiki/Clarke%27s_three_laws