On Mon, 10 May 2010 11:13:26 -0700, William Sommerwerck wrote:
Isn't there a burning bush in your vicinity?

The problem is that fairly high temperatures are needed, well above what a
lighter or hair dryer put out. Lighters, in particular, will burn the tubing
before shrinking it.

If you need more heat than what a blow dryer will do, the HS is defective.