Ahhhh dont jou just love that............
Sometimes you have a kind of gut feeling about something.....
And this time I found the right thing to justify what I have always been thinking.....
Have a look at this hyperlink
And tell me how long the list of vulnerabillities is of the Linux/Firefox stuff compared to the list of MS.
For sure you could make the list of vulnerabillities of a MS Windows system much longer....
Just install apache and Firefox on it !