[USAnum1]

To give them the benefit of the doubt, it's possible they've made a new account (45 days old isn't too much tenure).

Heck, I've done it, since it's probably not the best to create a digital repository of all my opinions!

[dave2000]

I create a new account on every site I use roughly once a year. I've no interest in reputation and there's no way to gain from keeping one account going. I know I'm not alone in doing this.