This is a confused article with a sensationalist headline that makes no differentiation as to location within the GTA.
We learn that a house in Lawrence Park sells for 98.7% of asking in under two weeks while sellers on other streets "are lamenting a lack of buyers." Except, those other streets are described as being in York and Durham regions.
Clearly, what is happening in the 416 area is different from the 905 and the two should not be lumped together in any meaningful analysis.