Can you filter out blocked tasks?
Do you ever have any issues having so much meta-level information?
Bidirectional links
Does this change how you use TODO keywords NEXT, TODO, BLOCKED?
Is your PhD published?
Org Brain
Do you find that the links are fragile, hard to maintain?
Would it be of interest to make auto descriptions for links in Org?
Why not Org UUIDs for IDs?
Do you use anything for "What links here to this heading?"