All of those players are liabilities, at least Milan boys were world class once...
Their boys had the advantage of being proven, our boys had the future ahead so it is essentially the same, both clubs gambled.
With the difference Milan added more quality and gambled both with former champions and future stars, like Flamini (2 youngsters and one more young DF coming) and Borriello. They can hardly all fail at the same time, whilst our margin of failure, was much wider...
Roma seem to be weaker indeed, Juan, Riise and Baptista are fine choices, but they also lost a lot...
Milan bought more and better players than us, Fiorentina did better than us, despite having less resources on theory and Inter made some acquisitions and they might still do a couple more, but they had two world class teams anyway...
Comparing our mercato, to theirs, we really got owned and this is what we ought to do,
but our managers cleverly avoid any comparisons and only compare our current team with the ine we had last year, like we are competing with last year's Juve and not with Inter,Milan,Roma and Fiorentina for the titles...