I didn't think this needed more explanation than a namedrop, but the Type ((MM))'s hullform is taken directly from the Delfin midget submarine project of 1944. https://i.imgur.com/h7aZ4hR.jpg https://i.imgur.com/YF90Ohd.jpg As for the sail-mounted 20mms, it's implied that Germany was somehow doing b...
https://i.imgur.com/FTKLANl.png In 1945, Germany changed the world forever with the usage of a single atomic weapon on the British capital city of London, levelling a large portion of the ancient city’s core. With the deaths of every member of parliament and the royal family, the United Kingdom unc...
It seems to me like there's no precedent set for what is "too much" or "avoidable" when it comes to double black lines, given AFAIK there was no complaints about the MBT70?
The U-boat 20mm mount seemed to better match the plan better, but I'll admit my knowledge of the German surface fleet is lacking. As for the MG, the only one on the parts sheet is the twin and I'm unsure if there's enough difference between the mounts to make a difference in SB scale.