What Happens to All Those Windows Mobile 6.5 Devices Now That Windows Phone 7 Is Coming?

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Microsoft pulled the veil off it's impressive Windows Phone 7 OS yesterday. But the new mobile operating system is not due to appear in phones for awhile. And it casts a long shadow over a whole line of upcoming devices that will use Windows Mobile 6.5, an older operating system that now looks extremely jaded.

Just two weeks ago news leaked out that Sony Ericsson's Aspen phone would the the first to carry Windows Mobile 6.5.3--the latest reworking of Microsoft's venerable smartphone OS, and...