Macintosh
SIG is optimized for Mac OS X (10.1.4 or higher), running on a PowerPC or
Intel Macintosh. A broadband internet connection required. A subscription to
a stock data service are highly recommended.
Windows
SIG is optimized for a Pentium or better PC with Windows 2000 or later (2000,
XP, Vista, 7). A broadband internet connection required. A subscription to
a stock data service are highly recommended.