Leatherman Tread Review: Is The Bracelet Multitool Genuinely Useful?

Gizmodo: A TSA-compliant multitool you wear on your wrist. Neat! But does it work as well as a tool as it does manly wrist jewelry? I put it to work around the house and on my bike to find out. The Tread packs 29 different tools into its nine links and watch-like clasp. The latter includes a bottle opener.