Although I am a public figure, I'm still a little shy. I don't think my own personality is important. I prefer to keep some small dosage of privacy.
When you write down your ideas you automatically focus your full attention on them. Few if any of us can write one thought and think another at the same time. Thus a pencil and paper make excellent concentration tools.
Tape is wonderful at preserving evidence - fingerprints, hairs, fibers. Tape preserves this, especially on the sticky side, even if the body's been out there for a year.

