The world would be a more boring place?
30 years ago I choose a unusual name for DS1, had reactions that it was a 'silly, and to American' name.
It would affect him as he was growing up.
I loved it and stuck to it.
It is now a common name, and became common very shortly after he was born (a TV character had the name)
DS2's name was more traditional, but not common, DD's name was a place name, spelt wrong (the ultimate crime!