While most NoBeige and PowerPage staffers were not really impressed with Microsoft Internet Explorer 4.0, version 4.5 is sporting several very impressive features that might win us over. Version 4.5 sports Sherlock Internet search integration, “self-repairing” technology like Office 98, very sweet printing features, and the “Page Holder.” Microsoft is expected to announce the availability of Internet Explorer 4.5 and Outlook Express 4.5 at the Macworld Expo.