If it takes a decade and you wait until 50% of phone calls are spam, it's dysfunctional. Glacial speed is not the same as careful scrutiny. You either need to

If it takes a decade and you wait until 50% of phone calls are spam, it's dysfunctional. Glacial speed is not the same as careful scrutiny. You either need to update regulations on a fast time scale, or a way to encourage actual competition (so the heavy anti-trust-like regulations aren't required). Otherwise, you've just given up on there ever being meaningful progress/innovation in the industry.