//!
//! ```
//! // Create a shared channel which can be sent along from many tasks
+//! // where tx is the sending half (tx for transmission), and rx is the receiving
+//! // half (rx for receiving).
//! let (tx, rx) = channel();
//! for i in range(0i, 10i) {
//! let tx = tx.clone();
/// # Example
///
/// ```
+/// // tx is is the sending half (tx for transmission), and rx is the receiving
+/// // half (rx for receiving).
/// let (tx, rx) = channel();
///
/// // Spawn off an expensive computation