Default Is Silent Hunter Online just to fight with AI？

[W_clear]

The fundamental online games should be a battle between people，and
Silent Hunter Online only control submarine,What is the difference, if only to fight to AI this way and P stand-alone version of Silent Hunter。I do not understand how consideration of the developers of Silent Hunter Online。:hmmm:

[Pisces]

There is no need to post a question, and immediately after that make a thread with a duplicate question.