Updated my iMac to 8GB RAM

Thomas works as a Principal Program Manager & Chief Evangelist Azure Hybrid at Microsoft (Cloud + AI). He engages with the community and customers around the world to share his knowledge and collect feedback to improve the Azure hybrid cloud and edge platform. Prior to joining the Azure engineering team (Cloud + AI), Thomas was a Lead Architect and Microsoft MVP, to help architect, implement and promote Microsoft cloud technology. If you want to know more about Thomas, check out his blog: www.thomasmaurer.ch and Twitter: www.twitter.com/thomasmaurer