  * - <b><em>Blocked arrangement</em></b>.  The aggregate tile of items is partitioned
  *   evenly across threads in "blocked" fashion with thread<sub><em>i</em></sub>
  *   owning the <em>i</em><sup>th</sup> segment of consecutive elements.
+ *   Blocked arrangements are often desirable for algorithmic benefits (where
+ *   long sequences of items can be processed sequentially within each thread).
  * </td>
  * <td>
  * \par

 * \par
 * - <b><em>Striped arrangement</em></b>.  The aggregate tile of items is partitioned across
 *   threads in "striped" fashion, i.e., the \p ITEMS_PER_THREAD items owned by
 *   each thread have logical stride \p BLOCK_THREADS between them.
 * </td>
 * <td>
 * \par

 *   facilitates greater ILP for improved throughput and utilization.
 *
 * \par
 * Finally, cub::BlockExchange provides operations for converting between blocked
 * and striped arrangements.
 *
 * \section sec7 (7) Contributors
 *
