This could be a cool use for lasers. I think we can make pretty compact lasers capable of 1-100 KW. Or for that matter just add heating elements to the blades.

This could be a cool use for lasers. I think we can make pretty compact lasers capable of 1-100 KW. Or for that matter just add heating elements to the blades. There are lots of ideas that could be borrowed from the airline industry in fact.