Why do people see the reputation different?

[Hello Im Me]

I saw a thread in the marketplace section and someone said be carefull he has -4 negative reputation, then someone said he had -16 and -20 etc.
I'm just curios why poeple see the reputation different.
Like when i can't see my own reputation ?

[Vod]

I saw a thread in the marketplace section and someone said be carefull he has -4 negative reputation, then someone said he had -16 and -20 etc.
I'm just curios why poeple see the reputation different.
Like when i can't see my own reputation ?

https://www.google.ca/webhp?sourceid=chrome-instant&ion=1&espv=2&es_th=1&ie=UTF-8#q=how%20does%20the%20trust%20list%20work%20site%3Abitcointalk.org&es_th=1

[Hello Im Me]

I saw a thread in the marketplace section and someone said be carefull he has -4 negative reputation, then someone said he had -16 and -20 etc.
I'm just curios why poeple see the reputation different.
Like when i can't see my own reputation ?

https://www.google.ca/webhp?sourceid=chrome-instant&ion=1&espv=2&es_th=1&ie=UTF-8#q=how%20does%20the%20trust%20list%20work%20site%3Abitcointalk.org&es_th=1

Thanks
Glad to see that it's not just me that was a bit confused