Yes, that can either hurt or hinder your career. However, I can say that each company is different. I am glad you got something out of her video, she had really good advise.
You are right on about problem solving. I believe that is the best skill you can have. It has been vital through my whole career.
Hang in there, and keep learning. You will get to wherever you want to go. Thank you for sharing!
Cheers!