However , the technical challenges must still be considered as important , and not removed .
To provide for fair conditions the courses must be wide enough for the new formats , and the transitions between downhills into uphills must be laid out so congestion is avoided .
The technical challenges must still be considered as important , and not removed .
To provide for fair conditions the courses must be wide enough for the new formats , and the transitions between downhills into uphills must be laid out so congestion is avoided .