I have to say I'm surprised — I thought better of V8 than this. Arguably it's usually going to be preferable to know you're getting the same kind of random num

I have to say I'm surprised — I thought better of V8 than this. Arguably it's usually going to be preferable to know you're getting the same kind of random numbers across platforms anyway, so a BYO Mersenne Twister is a decent remedy. One is linked in the post, and I have a CoffeeScript one here: https://github.com/jawj/mtwist/blob/master/mtwist.coffee https://github.com/jawj/mtwist/blob/master/mtwist.coffee