If you decided to travel during the quarantine, you already agreed to this. If you were already stuck out of country when the quarantines were added, then you have a point. However, it makes sense if they want to control transmission and either lack vaccines or have a bunch of people who don’t want to get vaccinated.

> It’s a blatant power grab. They want to spy on you and track you. They don’t care about your health.

That sounds like a conspiracy theory.