Los Angeles’ once-booming reality TV machine is sputtering fast, with new figures showing a sharp collapse in unscripted production across the entertainment capital. Reality television logged just 463 shoot days in the greater LA area from January through March, according to new data from FilmLA — a nonprofit that tracks production in the greater LA area. That’s a staggering 33.7% drop from the previous quarter and an even steeper 52.5% nosedive compared with the same period last year, reported