There’s also [small string optimization](https://stackoverflow.com/questions/10315041/meaning-of-acronym-sso-in-the-context-of-stdstring/10319672#10319672 https

There’s also [small string optimization](https://stackoverflow.com/questions/10315041/meaning-of-acronym-sso-in-the-context-of-stdstring/10319672#10319672 https://stackoverflow.com/questions/10315041/meaning-of-acro...)