And it's a big one ... what you ask has NOTHING to do with what I said. You got on the defensive, and you didn't have to. I made a statement of fact. All services that do not utilize US MTs will collapse.
*WHY* it won't happen, or the consequences of it ever happening are different issues.
It took nearly 70 years between the time that Susan B. Anthony and Elizabeth Cady Stanton (among countless others) joined the women's rights movement until the 19th Amendment was passed, and a LOT of changes were made along the way.