Why do people throw shoes on the power line?

In some neighborhoods, shoes tied together and hanging from power lines or tree branches signify that someone has died. The shoes belong to the dead person. The reason they are hanging, legend has it, is that when the dead person's spirit returns, it will walk that high above the ground, that much closer to heaven.

Or just for silly reasons.

There is rubber on the shoes for insulation

Explanation:

it states the claim