I wonder if this is the right way to rebrand. will it really make the new design stick in peoples' heads, or will it just make us all forget which is the new lo

I wonder if this is the right way to rebrand. will it really make the new design stick in peoples' heads, or will it just make us all forget which is the new logo? (not that I object to getting rid of the old one, time has not been kind to that font!)