The first sentence of the fifth paragraph has been corrected and should read as follows:
As late as 2007, Wall Street exchanges were still largely run on Unix, such as Hewlett-Packard's HP-UX, IBM's AIX and Sun Microsystems' Solaris.
The first sentence of the fifth paragraph has been corrected and should read as follows:
As late as 2007, Wall Street exchanges were still largely run on Unix, such as Hewlett-Packard's HP-UX, IBM's AIX and Sun Microsystems' Solaris.