Earlier quoted context omitted.
That's too simplistic. Lets take the example of a gun. The gun industry makes a product that can be used for intentional harm or for protection. One company sells a 35mm handgun to the general public and another sells assault rifles to the general public. A reasonable person knows an assault rifle is not for protection (and don't get pedantic and say "well depends where you live", etc. because you know what I mean).…
Dropbox and Box are file syncing/backup services, and MegaUpload is a filesharing service. Both types have different legitimate use-cases. Youtube is also very much about sharing movies and music, but since youtube videos are publicly viewable, it's easier to monitor and take down. How is MegaUpload supposed to monitor a bunch of passworded "VacationPhotos.rar" files? Just because it might be a Hollywood movie doesn'…
What are you talking about? Here is a dropbox public link to a photo: https://www.dropbox.com/s/q1rw9irkhyn400d/Boston%20City%20Fl...
Just as with megaupload, any person with that link is able to download that file. The paying customer is the person hosting the file, and just as with dropbox, anyone who only has a small volume of files doesn't have to pay anything.
I wouldn't be surprised if a lot of people are using dropbox, google drive, and any number of other companies today for EXACTLY the kind of piracy that megaupload stands accused of. The main difference seems to be that those other companies are not as successful and try very hard to present a public face that emphasizes their other features, like file syncing.