writes "Many web developers may be disappointed to hear that Microsoft decided to hold off on full CSS2 support with IE 7.0. As said by Microsoft-Watch: 'One partner said that Microsoft considers CSS2 to be a flawed standard and that the company is waiting for a later point release, such as CSS2.1 or CSS3, before throwing its complete support behind it.'"
More commentary available from ZDNet
. Generally related to the IE 7 Acid Test
thrown down by Opera.