another graph that shows the perverse effect the halving of CGT had in 2000. It's like lift off into space.
The question is, if there's not enough income to support the loan, and the capital growth wont keep pace with inflation and losses, how long before the investors start to decide to sell. Once the selling tide turns I can see it being a scary place to have your money locked up.
You need graphs on the % of people with incomes of x and home loans above y to get an idea of any future shock or distress.