Your Behavior; Your Insurance Premiums?

A recent article in the Chicago Tribune highlighted how at least one auto insurance carrier is now using claims history in homeowner's policies to determine auto insurance rates and vice versa. http://www.chicagotribune.com/business/breaking/chi-allstate-using-driving-records-to-set-homeowners-rates-20120207,0,4074865.story The article notes that Allstate agents were provided talking points in order to cajole existing customers to disclose seemingly unrelated information about their household habits. Essentially, the talking points highlighted that "careless drivers are more likely to be careless homeowners. Whether other insurance carriers follow suit remains to be seen. Is this a trend? Is it logical? Love to hear your thoughts.