<font class="Apple-style-span" face="georgia, serif" size="4">Whilst Apple OS X PPC/x86 Operating System shares much code with their iOS Mobile Platform Operating System to make a unified O/S..</font><div><font class="Apple-style-span" face="georgia, serif" size="4"><br>
</font></div><div><font class="Apple-style-span" face="georgia, serif" size="4">Microsoft have had three Kernels: MS-DOS / Windows CE / NT (aka IBM OS/2)</font></div><div><font class="Apple-style-span" face="georgia, serif" size="4"><br>
</font></div><div><font class="Apple-style-span" face="georgia, serif" size="4">Considering that Windows 8 (NT6.2 Kernel) has been ported to ARM tablets, they have also ported to create Windows (Nokia) Phone 8<br></font><div>
<font class="Apple-style-span" face="georgia, serif" size="4"><br></font></div><div><font class="Apple-style-span" face="georgia, serif" size="4"><a href="http://www.engadget.com/2012/06/20/windows-phone-8-and-windows-8-share-lots-of-code-nt-kernel">http://www.engadget.com/2012/06/20/windows-phone-8-and-windows-8-share-lots-of-code-nt-kernel</a></font></div>
</div><div><font class="Apple-style-span" face="georgia, serif" size="4"><br></font></div><div><font class="Apple-style-span" face="georgia, serif" size="4">Note: anyone old enough to use NT4 may not be aware that early ARM (Risc) CPU architecture was supported, so it has taken 20 years for M$ to catch up fully...</font></div>