```mermaid
graph TD
    A[START] -->|"load()"| B(View: /)
    B --> T{logged in?}
    T --> |YES| M(View: /queue)
    T --> |NO| L(View: /login)
    L --> |"login()"| C{has Profile + User?}
    C --> |YES| B
    C --> |NO| E(View: /survey?p=1)
    E --> |NEXT| F(View: /survey?p=2)
    F --> G{survey complete?}
    G --> |NO| E
    G --> |YES| H(POST: /user)
    H --> |SAVE| I(POST: /profile)
    I --> |GENERATE| J(POST: /profile/score)
    J --> |FORWARD| M
    AD --> |NO| AF(show Profile)
    AF --> Q{YAY or NAY?}
    Q --> |YAY| R(POST: /queue/:tid/delete)
    Q --> |NAY| S(POST: /queue/:tid/reinsert)
    S --> |NEXT| M
    R --> |"joinGrouping()"| U{Grouping exists?}
    U --> |YES| V(MATCHED)
    U --> |NO| W(Create Grouping + Membership)
    W --> |FORWARD| M
    V --> |"sendNotification()"| X(Alert Both Profiles)
    X --> |FORWARD| Z{Check revealed Tags?}
    Z --> |"insertHidden()"| N(View: /matched/:id)
    Z --> |"hide()"| N(View: /matched/:id)
    N --> |"reveal()"| AA(POST: /tag/reveal)
    AA --> |"sendNotifications()"| Z
    AA --> |"saveTagAssociation()"| AB(POST: /tag)
    N --> |"sendMessage()"| AC(PubNub)
    AC --> |"getMessages()"| N
    M --> AD{on blocked list?}
    AD --> |YES| AE(Hide Profile)
    AE --> M
```