Comment tweaks in event.hpp and launch_config_builder.hpp

src/cuda/api/event.hpp

@@ -128,11 +128,6 @@ inline void wait(const event_t& event);
  * an event on construction and destroy it on destruction, and isn't merely
  * an ephemeral wrapper one could apply and discard; but this second kind of
  * semantics is also (sort of) supported, through the @ref event_t::owning field.
- *
- * @note this is one of the three main classes in the Runtime API wrapper library,
- * together with @ref cuda::device_t and @ref cuda::stream_t
- * @note This class is a "reference type", not a "value type". Therefore, making changes
- * to the event is a const-respecting operation on this class.
  */
 class event_t {
 
@@ -254,9 +249,9 @@ class event_t {
 public: // constructors and destructor
 
 	// Events cannot be copied, despite our allowing non-owning class instances.
-	// The reason is that we might inadvertently copy of an owning stream, creating
-	// a non-owning stream and letting the original owning stream go out of scope -
-	// thus destructing the object, and destroying the underlying CUDA object.
+	// The reason is that we might inadvertently copy an owning instance, creating
+	// a non-owning instance and letting the original owning instance go out of scope -
+	// thus destructing the C++ object, and destroying the underlying CUDA object.
 	// Essentially, that is like passing a reference to a local variable - which we
 	// may not do.
 	event_t(const event_t& other) = delete;

src/cuda/api/launch_config_builder.hpp

@@ -129,7 +129,8 @@ class launch_config_builder_t {
 				"Neither block nor grid dimensions have been specified");
 		} else if (not dimensions_.block and not dimensions_.overall) {
 			throw ::std::logic_error(
-				"Grid dimensions only been specified in terms of blocks, not threads, and no block dimensions specified");
+				"Attempt to obtain the composite grid dimensions, while the grid dimensions have only bee specified "
+				"in terms of blocks, not threads, with no block dimensions specified");
 		} else { // it must be the case that (not dimensions_.block and not dimensions_.overall)
 			throw ::std::logic_error(
 				"Only block dimensions have been specified - cannot resolve launch grid dimensions");