- * export. To avoid that every keystroke results in a separate change, a
- * tolerance interval of 5 minutes is used. That means if there are two adjacent
- * changes that only differ in their change time with abs(ct1 - ct2) < 300 sec,
- * they will be merged (and the later change time is preserved).
- * Technically, the check for equality (or similarity) is made in operator==(...).
- * The merging of similar changes happens in method merge().
+ * export.
+ * When merging two adjacent changes, the changetime is not considered,
+ * only the equality of the change type and author is checked (in method
+ * isSimilarTo(...)). If two changes are in fact merged (in method merge()),
+ * the later change time is preserved.