-/* Create on the terminal "screen" an empty WinMeta whose virtual screen at the
- * beginning is sized just like the terminal screen. Note that emptiness is
- * marked by WinMeta.chain_start=0. Other struct values are also initialized 0.
- *
- * TODO: Why is an *empty* virtual screen's size that of the terminal screen?
+/* Create on the terminal "screen" an empty WinMeta. Note that emptiness is
+ * marked by WinMeta.chain_start=0. Other struct values are also initialized 0,
+ * except for the virtual screen (terminal screen height, width = 1) and its
+ * terminal-sized frame.