Whether it's legal depends upon the country you live in. Under US law, it is legal to make copies of media you legally own for backup purposes or to share with family members, such as copying a CD for your spouse, children, or parents. The DMCA muddied the fair use waters a bit by saying that you can't break encryption in the process of copying media you own, even if you're only trying to exercise your fair use rights.
It isn't the responsibility of Dolphin's developers to determine whether it's legal for you to use Dolphin in your country. That's your responsibility.
It isn't the responsibility of Dolphin's developers to determine whether it's legal for you to use Dolphin in your country. That's your responsibility.