Saving disk space and synchronization is only important for network transmission. At the local level, you will need to convert to something where you can get/kn

Saving disk space and synchronization is only important for network transmission. At the local level, you will need to convert to something where you can get/know positioning, utf8 does not allow for this given its variability, this means a lot of operations are more expensive and you will have to convert to utf16 anyway.