Do you use a cloud computing service?

Cloud computing

Cloud services are becoming more and more popular throughout the internet; especially in businesses. It has the advantage of storing data on a remote server (the cloud) without having to purchase your own storage. Have you used any type of cloud service, whether it be in business or personal use? What has been your experience with it? Was it reliable? What’s a good personal cloud service?

Please post your opinions of this technology and what you think it may become in the future!