![](https://startrek.website/pictrs/image/9e56bba4-1bd2-4f55-8ecb-6d6dfd855b8d.png)
![](https://slrpnk.net/pictrs/image/58141d88-6ba2-4a7b-ac2e-988611f1e5a8.png)
It doesn’t matter what is “allowed,” people in highly developed countries, especially ones with low immigration, are experiencing freefalling birth rates that are already well below the replacement rate, and governments are BEGGING women to have more babies. See South Korea, China, and Japan
Another benefit to driving the speed limit is that, on average, you are less likely to encounter a driver going slower than you in your lane, vs if you were driving faster. So you end up not changing lanes as often