I'm opposed because it means some future 'Shroom historian is going to struggle to figure out why the name of your section suddenly changed halfway through.
In all seriousness, I mean, I'd tell you to do whatever you feel you want. If it's the handle you like more, there's nothing wrong with rebranding yourself. Other folks around here certainly have. It's one of those decisions that, while you can look at the pros and cons, ultimately comes down to your personal preference.
I'm not exactly saying I'm gonna discard the old name, I'm just saying that I'm finding that there's a name I'd rather refer to myself as. It's fine if some people still call me Koops, just to clear it up