Just wait until the next “pandemic”.
Excellent point.
Or an "energy crunch" or how about a "climate emergency"
People think about these types of infringements of liberty in the current context and think, "Maybe they will be used to catch ghetto criminals or illegal immigrants."
They won't. If the "powers that be" wanted to catch them, they already have the technological ability and legal justification to do so.
No, they are putting these things in place to catch YOU once they have built a case for why they need to.