Seriously, I don't understand the whole overreaction to the news. It's not like Spider-Man will turn into a flower loving spider that plays chess with Mickey.L.B. Jeffries said:Oh this isn't that bad, Disney owns lots of companies that produce very non-Disney products. Look at Miramax. No Country for Old Men and There Will Be Blood were both made by them. Same with Kill Bill.
Here, this is the list of all the companies they already own:
http://en.wikipedia.org/wiki/List_of_assets_owned_by_Disney