In February 2025 US Mobile released a truly unlimited high-speed data plan on AT&T's network called Dark Star Unlimited Premium. Immediately after the plan's launch its terms and conditions underwent several different changes. At least one customer may have had their service cut off as a result US Mobile applying new terms to their previous usage. More on this can also be found at: https://bestmvno.com/us-mobile/us-mobile-retroactively-enforce-new-terms-subscriber-terminations/