This is the Rex 84 machine being built, and everyone with a rudimentary understanding of the events in the 1980s knew that going into this administration.
Once you build a massive “deportation” machine, an industry really, it will not stop with one category of immigrants, or immigrants at all. It will self-perpetuate new classes of people to detain, to fill detention beds and meet removal quotas. It will create a meal to feast on.