Is it permissible to listen to Dr. [X]'s recorded lessons online without his permission, given that one cannot afford to pay for them, and knowing that he does not forgive those who listen to them [without permission]?

It is permissible to download lectures and benefit from them if their owners grant permission, as copyrights are protected by Islamic law and may not be infringed upon. Some scholars have allowed this for those in need, provided it is for personal use and not for commercial purposes.