The following stuff is what caught my eye in the last couple of weeks. Consider this post an entry in my personal knowledge base ;)
“Networking for Physics Programmers” at GDC2015
Glenn Fiedler - famous for his insightful blog and games like Titan Fall - speaks about his accumulated experience about networking physics in large AAA games.
“New Unity Networking” at Unite 2014
Sean Riley - working for Unity - presents the new Networking System (formerly known as UNET) that Unity integrates in Unity 5.x. It shows how intuitive an interface can be to allow even non-engineers create descent multiplayer experiences.