By Alvin Alexander. Last updated: June 4, 2016 This article is now part of my new eBook, which is only $2.99 on Amazon.com: I hope you enjoy my book, and more than that, I hope it helps you have a very profitable and rewarding career. career client consultant consulting succeed success How I started a multimillion dollar consulting firm More consulting tips Be a “Buyer’s Assistant” Consulting: You can’t always save the client The first rule of consulting books by alvin Scala Either type: How to get the value out of an Either In dreams, light switches don’t work ZIO 2: Processing ZIO command line arguments ZIO 2: A ZIO.timeout interrupt example with ZIO.attempt ZIO 2: Using Either with ZIO in a Scala for-expression