Harris Tweed the trade mark should have been granted exclusively to Harris, the Orb Trade Mark was granted. The Harris Tweed Association, a voluntary body, was formed to protect both the use of the Orb Trade Mark and to protect the use of the name ‘Harris Tweed’ from imitations. The original definition attached to the Orb Trade Mark stated that: Harris Tweed means a tweed, hand-spun, hand-woven and dyed by the crofters and cottars in the Outer Hebrides. In 1993, a new statutory body to guard the Orb Trade Mark, the Harris Tweed Authority, replaced the original Harris Tweed Association. Also in
Orb Swarm for steering. The shell is made of welded, water jet cut aluminum, and it moves by pushing against the weight of the batteries inside. For guidance and control, there is a GPS module, an IMU, dead reckoning, and a computer running Linux. Each orb has several banks of full color LEDs and a sound system that are controlled programmatically. "Orb Swarm" first appeared at Burning Man in 2007. Other performances have included Maker Faire, Coachella, the California Academy of Sciences Nightlife, Robogames, and the Techkriti festival in Kanpur, India. Orb Swarm Orb Swarm (also known simply as "SWARM") is a