FTP is perhaps the least secure means to transfer files over the Internet, so if you’re near a Unix terminal, fire it up and type: To get files from a remote machine to your local machine: scp <user@remote>:/path/to/file/file.ext  /local/path/file.ext  (replace <user@remote>…

In past OS versions, Apple has chosen to use different formats for the screenshots that are generated by typing “Command-Shift-3” or “Command-Shift-4”, such as .pict, .jpg, and .pdf. Since Tiger, they seem pretty content to stick .png. If you had…