Underjord is a tiny, wholesome team doing Elixir consulting and contract work. If you like the writing you should really try the code. See our services for more information. So in my post Is this evil? I covered a way of tracking users with CSS.

This blog post details how I hacked the office WiFi to play entrance theme music for my colleagues when they entered the building each morning.

In my humble opinion—as I’ve mentioned elsewhere—ePaper is really an amazing display technology that has never really burst onto the mainstream.

*tl;dr: I built a Wi-Fi enabled LEGO Macintosh Classic running Docker on a Raspberry Pi Zero with an e‑paper display. Docker deployments via resin.io. photos I am not a 100% sure if it was this exact model or perhaps even the Macintosh 128K from 1988, but I guess it doesn’t really matter.

As part of an ongoing series, we’re helping to explain the various steps to encrypt and protect your most valuable data. Follow along each week for practical privacy how-tos.