Australian House Prices - Have they hit Bottom?

There seems to be some commentary out there to suggest that there are signs that Australian Property prices have or are close to hitting bottom. Sydney has been the strongest performer in a sluggish property market, seemingly bucking the trend. Is this the time to start looking to enter the market?

Interesting read:

http://www.smh.com.au/business/house-prices-may-have-hit-bottom-20120131-1qqlg.html