Why don't people just use redis' sds (https://github.com/antirez/sds https://github.com/antirez/sds) string library instead of using str* functions? It's much s

Why don't people just use redis' sds (https://github.com/antirez/sds https://github.com/antirez/sds) string library instead of using str* functions? It's much safer and much higher level.