There are several significant reasons why Terminator 7 is a terrible idea. The struggling franchise has failed time and time again to find a convincing way to reboot and continue the once-celebrated Terminator narrative. Even with James Cameron's announcement that he will be penning Terminator 7's screenplay, the effort might prove to be too little, too late for a franchise that hasn't been very profitable or appreciated by fans in over three decades.

https://screenrant.com/terminator-7-bad-idea-worried-why/