Added documentation

2020-05-06 10:14:31 +02:00 · 2020-05-06 10:14:31 +02:00 · 9227c30f8c
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+Internals
+=========
+
+We make a thing called `screen`, which is a buffer (`char*`) of what the final screen should
+be. It would of course be composed of a section of `data` (also a `char*`).