The thirteenth is actually a lucky number. It represents the number of times the moon cycles through the sky. Just think how much easier it would be to have a calendar of thirteen 28 day months instead of trying to remember which months have thirty-one, thirty, twenty-eight or twenty-nine days.
The fear of 13 is irrational and unsubstantiated.
Just my opinion,
The Other Tesla David Blaza5 comments I find myself going to Kickstarter and Indiegogo on a regular basis these days because they have become real innovation marketplaces. As far as I'm concerned, this is where a lot of cool ...