Welcome to the LWN.net Weekly Edition for March 14, 2019

• Turris: secure open-source routers: a SCALE talk on a project to create better, more secure home routers.
• Python dictionary "addition" and "subtraction": the Python developers debate what it means to add dictionaries.
• Motivations and pitfalls for new "open-source" licenses: Michael Cheng speaks at FOSDEM about the new breed of not-so-open licenses.
• 5.1 Merge window part 1: what the first 6,000 changesets added to the 5.1 kernel.
• Controlling device peer-to-peer access from user space: a proposed kernel API for user-controllable direct memory access between devices.
• Leaderless Debian: what if Debian held a project leader election and nobody ran? The project is now finding out.

This week's edition also includes these inner pages:

• Brief items: Brief news items from throughout the community.
• Announcements: Newsletters, conferences, security updates, patches, and more.

Please enjoy this week's edition, and, as always, thank you for supporting LWN.net.