The real real was that the 1986 act was a mixed bag. The closing of the machinegun registry was part of a compromise where on the other end some record keeping and shipping requirements for FFLs were relaxed, and ATF inspection limits of FFLs were put in place.
What if the ban happened because of the movie, someone realized robot from the future could really happen, so they just ban it.
The real real was that the 1986 act was a mixed bag. The closing of the machinegun registry was part of a compromise where on the other end some record keeping and shipping requirements for FFLs were relaxed, and ATF inspection limits of FFLs were put in place.