Could be, I remember reading an article about how using Array.proto.slice on arguments will not get optimised by V8. https://github.com/petkaantonov/bluebird/w

Could be, I remember reading an article about how using Array.proto.slice on arguments will not get optimised by V8. https://github.com/petkaantonov/bluebird/wiki/Optimization-killers https://github.com/petkaantonov/bluebird/wiki/Optimization-k...