Its the Rule of 72 fat, the property dreamers magical figure for property to double every ten years is 7.2%. Or 7.2 years at 10%.
Many of them do those numbers without much more due diligence and wait, hoping it comes true and we all get rich.
It hasn't worked for a long time now, hence the aggression towards anyone that dispels the myth. Makes it hard for them to get out.
