Remove mentions of TUI for now

README.md

@@ -1,5 +1,4 @@
-C engine for the ORCΛ programming environment, with a commandline interpreter
-and separate curses terminal user interface.
+C engine for the ORCΛ programming environment, with a commandline interpreter.
 
 ## Prerequisites
 
@@ -9,25 +8,12 @@ libc, POSIX, C99 compiler, `make`. Tested to build on Linux and Mac (gcc,
 clang.) No native Windows port yet, but it will probably build with cygwin
 already.
 
-### Terminal UI
-
-The above, plus ncurses or ncursesw. (Note: terminal UI doesn't yet do anything
-useful.)
-
 ## Build
 
-CLI interpreter:
-
 ```sh
 make [debug or release, default is debug]
 ```
 
-TUI:
-
-```sh
-make [debug_tui or release_tui]
-```
-
 The built binary will be placed at `build/[debug or release]/orca`
 
 Clean: