+/**
+ * Formats a given time with the specified SI prefix.
+ * @param t The time value in seconds to format.
+ * @param prefix The prefix to use.
+ * @param unit The unit of quantity.
+ * @param precision The number of digits after the decimal separator or period (.).
+ *
+ * @return The formated value.
+ */
+QString format_time(
+ const Timestamp& t, SIPrefix prefix = SIPrefix::unspecified,
+ TimeUnit unit = TimeUnit::Time, unsigned precision = 0);
+