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<p class=MsoNormal><font size=2 face=±¼¸²><span lang=EN-US style='font-size:10.0pt;
font-family:±¼¸²'>Identity Uniqueness Problem<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=±¼¸²><span lang=EN-US style='font-size:10.0pt;
font-family:±¼¸²'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=±¼¸²><span lang=EN-US style='font-size:10.0pt;
font-family:±¼¸²'>In real world, there are people who</span></font><font
face=Arial><span lang=EN-US style='font-family:Arial'>¡¯</span></font><font
face=±¼¸²><span lang=EN-US style='font-family:±¼¸²'>s name is same. But, in online,
they have been required unique identifier always.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=±¼¸²><span lang=EN-US style='font-size:10.0pt;
font-family:±¼¸²'>It has been required because of two-way communication, ex)
email.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=±¼¸²><span lang=EN-US style='font-size:10.0pt;
font-family:±¼¸²'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=±¼¸²><span lang=EN-US style='font-size:10.0pt;
font-family:±¼¸²'>Now, as you know, spam makes email useless. This lead URL based
Identifier </span></font><font face=Arial><span lang=EN-US style='font-family:
Arial'>–</span></font><font face=±¼¸²><span lang=EN-US style='font-family:±¼¸²'> openid,
xri.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=±¼¸²><span lang=EN-US style='font-size:10.0pt;
font-family:±¼¸²'>But, why they keep </span></font><font face=Arial><span
lang=EN-US style='font-family:Arial'>¡°</span></font><font face=±¼¸²><span
lang=EN-US style='font-family:±¼¸²'>Identity Uniqueness</span></font><font
face=Arial><span lang=EN-US style='font-family:Arial'>¡±</span></font><font
face=±¼¸²><span lang=EN-US style='font-family:±¼¸²'> still ? The namespace of opened</span></font><font
face=±¼¸²><span lang=EN-US style='font-family:±¼¸²'>, xri is </span></font><font
face=±¼¸²><span lang=EN-US style='font-family:±¼¸²'>enormous</span></font><font
face=±¼¸²><span lang=EN-US style='font-family:±¼¸²'>,</span></font><font face=±¼¸²><span
lang=EN-US style='font-family:±¼¸²'> but the namespace that people really want is
so small.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=±¼¸²><span lang=EN-US style='font-size:10.0pt;
font-family:±¼¸²'>After last decade </span></font><font face=Arial><span
lang=EN-US style='font-family:Arial'>–</span></font><font face=±¼¸²><span
lang=EN-US style='font-family:±¼¸²'> internet boom - , lets say it first internet
generation, nobody can get id what he really want in yahoo, ebay</span></font><font
face=Arial><span lang=EN-US style='font-family:Arial'>¡¦</span></font><font
face=±¼¸²><span lang=EN-US style='font-family:±¼¸²'><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=±¼¸²><span lang=EN-US style='font-size:10.0pt;
font-family:±¼¸²'>You know, then how people make id </span></font><font
face=Arial><span lang=EN-US style='font-family:Arial'>–</span></font><font
face=±¼¸²><span lang=EN-US style='font-family:±¼¸²'> his name plus his birth year,
phone number, birth date , etc..<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=±¼¸²><span lang=EN-US style='font-size:10.0pt;
font-family:±¼¸²'>After second internet generation, what will happen?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=±¼¸²><span lang=EN-US style='font-size:10.0pt;
font-family:±¼¸²'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=±¼¸²><span lang=EN-US style='font-size:10.0pt;
font-family:±¼¸²'>I think openid and xri also have same problem.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=±¼¸²><span lang=EN-US style='font-size:10.0pt;
font-family:±¼¸²'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=±¼¸²><span lang=EN-US style='font-size:10.0pt;
font-family:±¼¸²'>I think that<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:40.0pt'><font size=2 face=±¼¸²><span
lang=EN-US style='font-size:10.0pt;font-family:±¼¸²'>Identifier should be one
which he/she really want.<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:40.0pt'><font size=2 face=±¼¸²><span
lang=EN-US style='font-size:10.0pt;font-family:±¼¸²'>Identifier can be modified
as his/her wish.<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:40.0pt'><font size=2 face=±¼¸²><span
lang=EN-US style='font-size:10.0pt;font-family:±¼¸²'>Identifier should not be
unique.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=±¼¸²><span lang=EN-US style='font-size:10.0pt;
font-family:±¼¸²'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=±¼¸²><span lang=EN-US style='font-size:10.0pt;
font-family:±¼¸²'>How do you think about that?<o:p></o:p></span></font></p>
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