DEVONthink keeps your important data in one database, regardless of where the data is physically located. Integrate both local documents and live content from the Internet to keep all project-related information together. Seamlessly mix local documents, c
Using AppleJack, you can repair your disk, repair permissions, validate the system's preference files, and get rid of possibly corrupted cache files. In most cases, these operations can help get your machine back on track.
Amazon's S3 is an online storage solution; you pay for only what you use ($0.15/GB/month, plus some transfer costs). I wrote a simple step-by-step guide to setting you a Mac to sync with Amazon S3; here's the executive summary version: