Personally I think a non-unique name is best for security concerns, all things considered. You don’t want one ex-boyfriend or whatever to be able to find every

Personally I think a non-unique name is best for security concerns, all things considered. You don’t want one ex-boyfriend or whatever to be able to find every last trace of your online existence, trivially, for the rest of your life, just by knowing your name. It is better that it’s going to be mixed in with tons of chaff from all the other Greg Jacksons or Catherine Williams (or whatever the applicable culture’s normal names are).