[6] If you wanted to remake William Lustig’s 1980 slasher cornerstone with an abundance of point-of-view shots, you probably couldn’t do a better a job than Franck Khalfoun did with this remake. Maniac is beautiful and imaginative, photographed almost entirely from the killer’s (Elijah Wood’s) point of view. You really only see him in mirrors and other reflective surfaces. On one hand, the conceit is …