Rebranding would be impossible and ultimately be detrimental. Cognizability of the bitcoin logo is widespread. trying to rebrand the logo is pointless.
Voracious. There's no urgency to Re-branding the bitcoin logo , noone complaining about that though why would you or anyone else doing that? Would be a futile attempt.
Use this, use that as long as you comfortable go for it.
The logo that has been all around are likeable , no problem at all.
There is no official bitcoin logo basically, it's just the logo that most used all around considered as an official one .