In the minds of many, Windows, the operating system, has often been associated with some notion of inevitability:that it was inevitable that one upgrades to the most recent release of Windows. Or that Windows was inevitably going to be rendered unnecessary thanks to free or much cheaper alternatives. As is often the case, reality lies somewhere between these two extremes.
There is reason, though, to revisit the "inevitability debate" as Microsoft releases, with relatively uncharacteristic advertising restraint, the seventh in its Windows dynasty.