SBP lets you be everything from the driver on a single tank, all the way up to the Battallion Commander, and all at the same time!
Add to that it's level of realism, and you can't go wrong.
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U.Kdt.Hdb B. I. 28) This possibility of using the hydrophone to help in detecting surface ships should, however, be restricted to those cases where the submarine is unavoidably compelled to stay below the surface.
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