Remove references to SSCOM port name

CONTRIBUTING.md

@@ -9,8 +9,8 @@ that source won't show up until tests are actually running, so you'll
 need to configure the control surface manually while you're running
 tests for the first time.
 
-You can add the test control surface in addition to the main SSCOM
-control surface, if you don't want to deal with switching the
+You can safely add this test control surface alongside your primary
+modeStep control surface, if you don't want to deal with switching the
 input/output when you want to run tests.
 
 To run tests, use:
@@ -25,13 +25,19 @@ For debug output:
 DEBUG=1 make test
 ```
 
+To run only specs tagged with `@now`:
+
+```shell
+.venv/bin/pytest -m now
+```
+
 ## Linting and type checks
 
 Before submitting a PR, make sure the following are passing:
 
 ```shell
-make lint # Validates code style
-make check # Validates types
+make lint # Validates code style.
+make check # Validates types.
 ```
 
 Some lint errors can be fixed automatically with:

tests/conftest.py

@@ -404,10 +404,11 @@ def ioport():
         yield ioport
 
 
-# Relay port to the physical device for visual feedback during tests, if available.
+# Cheap thrills - relay the test port to the physical device for visual feedback during
+# tests, if available.
 @fixture
 def relay_port() -> Generator[Optional[mido.ports.BaseOutput], Never, None]:
-    port_name = "SSCOM Port 1"
+    port_name = "SoftStep Control Surface"
     try:
         with mido.open_output(port_name) as relay_port:  # type: ignore
             yield relay_port