[$] Open source for phones: postmarketOS

Phones running Linux are ubiquitous these days and it has been that waysince Android started working toward dominance in the smartphone market.Unfortunately, Android has slowly increased its freedom-unfriendliness andhas become something of a privacy nightmare. In a talk entitled "We needan open-source phone OS" at OpenSource Summit Japan 2025, Luca Weiss described the smartphone landscapeand gave an overview of postmarketOS as an alternative Linuxoperating system for mobile handsets.