Finish comment

Author: weswigham

src/compiler/checker.ts

@@ -24347,7 +24347,7 @@ namespace ts {
                 }
 
                 let hasFirstparamSignatures = false;
-                // Check that _some_
+                // Check that _some_ first parameter expects and SFC-like thing, and that some overload of the SFC expects an acceptable number of arguments
                 for (const sig of callSignatures) {
                     const firstparam = getTypeAtPosition(sig, 0);
                     const signaturesOfParam = getSignaturesOfType(firstparam, SignatureKind.Call);