Tiny note: Stack Exchange also allows spaces in display names, and they make @ functionality work regardless: https://meta.stackexchange.com/a/43020/297476 http

Tiny note: Stack Exchange also allows spaces in display names, and they make @ functionality work regardless: https://meta.stackexchange.com/a/43020/297476 https://meta.stackexchange.com/a/43020/297476 Agreed that it makes it more complicated though.