+# it is a tabbed split. upon further reflection, I've determined that
+# single window containers are inherently confusing because they tend to
+# exist and get nested at unexpected times and then it is unclear how to
+# get rid of them and what is going on and the benefit is generally not
+# worth it. This command helps identify single window containers during
+# testing: /a/opt/i3ipc-python/examples/i3-debug-console.py