In the languages that I'm using (JS, and now Swift), lambdas are only marginally more difficult to write than a pair of brackets. In fact, in Swift, you actuall

In the languages that I'm using (JS, and now Swift), lambdas are only marginally more difficult to write than a pair of brackets. In fact, in Swift, you actually can't write a pair of brackets to designate scope, but you can put stuff in a lambda if you wish.