If they made lots of money, good: they offered a service the public wanted. As far as that basic model goes they added value into the economy.
Anyone who wants to claim there is something actually materially bad there needs to provide evidence that some harm was done to the economy -- show that the public lost-out. That would be really quite interesting, because economic research seems to have had difficulty doing that so far.
Anyone who wants to claim there is something actually materially bad there needs to provide evidence that some harm was done to the economy -- show that the public lost-out. That would be really quite interesting, because economic research seems to have had difficulty doing that so far.