At a conference in London on Wednesday, Microsoft CEO Steve Ballmer told attendees that Microsoft later this month will show off its new development environment for Internet-based applications dubbed “Windows Cloud.”Now, it was already expected that Microsoft would show its cloud-based developer platform at the Professional Developer’s Conference (PDC) toward the end of the month. However, the terminology, “Windows Cloud,” hadn’t been used before. Windows Cloud is a separate project from Windows 7, and is an