Unless specifically from public domain works, anything and everything on YouTube is copyrighted.
Copyrighted when you post a video, but if you post a video with a song, and youtube/ the studio see the song, they can take the music away
yes
that's kind of illegal.
No, as long as you didn't upload them
Yes copyrighted movies cost money.
If the music is copyrighted then it is illegal as long as fair use does not apply. It also violates the youtube terms and conditions.
No a YouTube star called daneboe voices the Annoying Orange
According to the terms and conditions, the user is responsible for what they upload.
I think that the only videos on youtube that are copyrighted are like the Vevo videos, or like the Videos uploaded by the band themselves.
No, Youtube does not allow for copyrighted materials to be broadcast without the consent of the individual or studio that produced the film.
YouTube to MP4 Downloaders work (but it does depend if the song is copyrighted, 'cause if they are then downloading them with a YouTube to MP4 Downloader is illegal).