Slashdot videos: Now with more Slashdot!
We've improved Slashdot's video section; now you can view our video interviews, product close-ups and site visits with all the usual Slashdot options to comment, share, etc. No more walled garden! It's a work in progress -- we hope you'll check it out (Learn more about the recent updates).
Two different religions who knock on your door. Please don't confuse them.
That said this system uses multiple types (radio and laser) because when one doesn't work well the other will work fine and visa-versa.