Hardcore VFX course good or bad

Hardcore VFX course good or bad many of you have this question in mind that what is good for VFX or any other related option, because in VFX there are many opportunity comes in front of us that what should we do to become a hardcore VFX artist.

 
Let’s start with base, for a hardcore you should learn and have practise good and enough for a knowledge, because you will understand what i mean of knowledge and practise 
 
Where you do practise and working hard you will face the New problems when create a VFX composeing that time you will do RND means research on that particular seen or project that time you will get a proper knowledge, and that is ! this preactise create you a hard core VFX.