"Unfortunately, MS-DOS is not a modern multitasking operating system and it does not support shared memory. However, we can easily write a resident program that

"Unfortunately, MS-DOS is not a modern multitasking operating system and it does not support shared memory. However, we can easily write a resident program that provides this capability missing from DOS. The following sections describe how to create two types of shared memory regions - static and dynamic." One word: badass.