Yes. Our vision is to separate namespace structure from the limited tree structure of file system.
Namespace is for concept disambiguation. Creating sub-dir by default would imply that every page should have a namespace (sub-dir), which violates our design.
Besides, the namespace file naming is going to be changed in Feat: new file name escaping rules by cnrpman · Pull Request #6134 · logseq/logseq · GitHub
@Gary_O title:: property is providing a “manual” way to manipulate the namespace structure