And the cost ( both $ and energy ) to make these?How long till they make enough energy to pay for themselves?and what about the maintenance cost?Traction on glass, etc. etc. etc.It's a ludicrous idea.The indiegogo deal offers a T-shirt, Mug and 3 bumper stickers for $150, nice.
Post a Comment
1 comment:
And the cost ( both $ and energy ) to make these?
How long till they make enough energy to pay for themselves?
and what about the maintenance cost?
Traction on glass, etc. etc. etc.
It's a ludicrous idea.
The indiegogo deal offers a T-shirt, Mug and 3 bumper stickers for $150, nice.
Post a Comment