Eh, plenty of people use a smith machine just fine.  I hate gatekeepers almost as much as I hate fats.  Is it the most effective way to lift?  No, but it can be a good starting place or good for people with mobility or balance issues.  True, form is very important to prevent injuries, but if you use proper form, it really won't kill you.    That said, this beast should be home with a lock on the fridge until it is human sized.