Memory Stick slot, a 2.8-inch diagonal 320×320 pixel backlit monochrome display, an infrared port, and a USB HotSync cradle. Price: US$300 Version 7.2 of the Red Hat Linux operating system, Enigma, is released. Version 8.3 of the Tcl/Tk programming language is released. Visit the official TK/TCL website . Yahoo! launches Imvironments for Yahoo!