Why would I hide them? They're not really special and since I'm organising them with modetc they're not cluttered. For reference, my home looks something like this

    ~
    ├── bin         binaries and scripts
    ├── etc         configuration files
    ├── var
    │   ├── lib     program data
    │   └── cache   program caches
    ├── src         git repositories
    ├── img         pictures
    ├── mail        email in maildir format
    ├── note        text notes, todo
    ├── doc         documents
    └── down        downloads