I have a 5 quart enameled cast iron dutch oven from K Mart (Martah Stewart) and a 4 quart one from TJ Maxx ( Chantel) both need some care with cleaning but both are more durbale than you might think. You can certainly use a stick .... I have a variety of csat iron 6,8,12 and 14 skillets and use all on both of my glass tops, one in each home, with no adverse effects after 5 years. The idea may have been frmo those pushing new cookware. I do notice that the CI comes up ...