URL for public user page – hyphenated or camelCase?
What are some pros/cons for using camelCase vs hyphens in URLs for a username? As in, what is better (in terms of readability, writability, style, SEO, other):
example.com/justinBieber(a la Instagram, YouTube, Twitter)example.com/justin-bieber(a la Quora, Wikipedia, LinkedIn)
External references will also be welcome.