For starters, Lenovo has added four Windows 8 hotkeys to the Function row up top.
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"In just the last three days, we have sold four million Windows 8 upgrades, " he said.
The good news is that more than four million Windows phones were sold in the 3rd quarter of 2012, which represents a 139 percent increase over the same quarter a year ago.
Once aboard the German carrier's A346, he was led to his first-class suite, where a spacious leather seat and ottoman ran the length of four airplane windows and various compartments overflowed with noise-canceling headphones, menus, pajamas and slippers.
Minutes later four youths smashed windows at the Asda supermarket off Bradford Road and stole five televisions which were found abandoned in the car park after alarms were activated.
IDC, in its breakdown of smartphone growth over the next four years, predicts the Windows phone will growth at nearly four times the industry growth rate.
Light streams through semicircular lantern windows on four sides, illuminating the square floor plan supported at the corners by white Corinthian columns.
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Out of the box, swiping four fingers upwards brought up Windows Aero Flip 3D and then swiping a finger across let us toggle between the windows.
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Microsoft is quite confident of its leadership status on the Netbook front, boasting earlier this year of 96 percent attach rate for Windows and making other, more recent claims of return rates on Linux netbooks that are "like four or five times higher" than their Windows equivalents.
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The successor to Windows 98 focuses on four main areas, according to a Microsoft spokesperson: digital media, online experience, PC health and home networking.
The changes, he added, should increase the addressable market for Windows Phone by more than four times.
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The new user interface allows up to eight apps to run simultaneously, four of which can appear in small windows on the same screen - something the firm describes as "true multitasking".
Mark Fichtel, chief executive of the New York Board of Trade, remembers the impact of the initial jet strike and looking out the windows of his office in Four World Trade Center to see a shower of debris.
What surprised me about this morning's keynote was that Mr Elop also unveiled four devices that had nothing to do with Windows, phones aimed at the developing world.
In the Microsoft incident, the software giant lashed out against the Google researcher who disclosed a vulnerability in a version of the Windows operating system last week, four days after he alerted the company.
In 1836, four stone towers, outbuildings and Tudor-style windows were added and the house became known as Killeavy Castle.
At the event, Microsoft will officially launch Windows 2000 Datacenter, the last of the four versions of the operating system.
With two porthole windows that look like eyes set just above four small red tile awnings that look like a beak, two wings and a tail, the architecture of the nondenominational church in the city of Madeira Beach uncannily resembles a cartoon chicken.
Pittsburgh-based architect Lewko Korzeniwsky recently finished turning the traditional, Colonial-style floor plan of an old 4, 600-square-foot French Normandy mansion into an open, contemporary interior, reducing the number of bedrooms to four from six and introducing floor-to-ceiling glass windows and recessed lighting.
They run on four major operating systems Apple, Android, BlackBerry and Microsoft Windows, (Symbian no longer gets much love) each with its own security challenges that must be met for every one of those 25 apps CIOs foresee.
It has four bedrooms, five bathrooms and floor-to-ceiling glass doors and windows.
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Or, stay within the castle walls to admire the four-poster and canopied beds, cast-bronze fireplaces, stained-glass windows and sweeping water views.
With six bedrooms and four full bathrooms, the home remains bright thanks to several French-style doors and grand windows.
There are still stained glass windows in some chapels across the U.S. that pay tribute to the four men, including at the Pentagon.
The software updates itself automatically over the Internet, and is available for each of the four main device platforms: Palm's Palm OS, Microsoft's Pocket PC and Windows CE, and Symbian's EPOC.
The Surface RT and the Windows 8 operating system were both released on October 26, so Microsoft is more than four months into its grand experiment.
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