Yes!
The "new" aspect includes a rewritten network protocol. You can now host a server on a cheap VPS or even locally and have your friends join via a simple IP link—no port forwarding required, thanks to WebSocket technology.
The introduction of the first tier stronger than Diamond.
A: Yes, absolutely. This is the primary target device for the "new" 116 update.
: EaglercraftX 1.8.8 remains the most common version for multiplayer servers due to its stability.