At 35 years old, T2 has held up “like gangbusters,” as Billy Friedkin might say. The CGI may have been technically primitive by today's standards, but the "liquid metal" concept contextualizes and hides the limitations. And although the budget here was 15x that of the first Terminator, T2 still retains much of the original's B-movie spirit, only opened up and elevated—not least by Ahnold's superstar charisma, which had reached stratospheric heights by the time this was made. What also has…