In MS-DOS version 2.11, Microsoft added a memory management tweak which was never documented until much later. Note that this change was not in PC DOS 2.1, but was naturally included in PC DOS 3.0.
Стало известно о брошенных на севере Украины наемниках ВСУ08:51
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BrewDog bars acquired by Tilray
Photograph: Eric Ravenscraft