It's not only time put in. The right kind of study matters too. If you skip the fundamentals and lack the understanding the fundamentals bring, you might be years into a craft still clearly lacking a basic understanding. You need to eat your vegetables 🥦
For 3D students: Most I’ve met simply aren’t doing the hours needed to get into the industry. Studying only 10:00-16:00 every day won’t cut it - particularly since only a portion of the day is spent on actual work.