If you’ve ever tried multiplayer on previous flight sims such as FSX and your experience involved a bunch of clueless people crashing into each other and buzzing the tower – then that is what flight sim is NOT about.
Here’s some example of “multiplayer” in real life, nothing but smooth and graceful flying.

Just a bunch of guys enjoying the P51 Mustang in formation:

Beechcraft Barons in the Bahamas

Piper Formation in California

Oshkosh Mass Arrival

Cessna 182 Formation Flyby

Lowpass Flyby