In the nearly fifteen years since Amazon AWS cracked open the cloud market by releasing S3 – and changed the world by doing so – there has been huge growth in the variety of cloud solutions available for developers to use. We examine the different reasons that developers give for adopting or rejecting cloud technologies. The findings shared in this post are based on the Developer Economics survey 19th edition which ran during June-August 2020 and reached more than 17,000 developers in 159 countries.