There is no limit to potential growth for one thing. as for time yes but then new construction jobs come into being right away, the direction is what is great and clearly it has begun in the usa under mr trumps agenda. too bad our agenda continues to be to make trade deals with countries that pay so little and have nothing in labour or environmental laws that we will loose competitively with them never mind that our governments are increasing costs to our industry as well. Canada is moving in the wrong direction.