While entry-level actors in Hollywood might struggle indefinitely to find enough very small jobs (maybe even a single day) to qualify for SAG membership, entry-

While entry-level actors in Hollywood might struggle indefinitely to find enough very small jobs (maybe even a single day) to qualify for SAG membership, entry-level software developers easily get full-time positions, with a duration of at least a few weeks and more realistically a few months: they are immediately past the stage of "entering" anything and in need of unions.