Double colon would make talking about perl even worse (:: is namespace separator) -- it's already bad enough that any namespace starting with D becomes an emoticon in pretty much all online editors.
This stuff should just stop. Operating Systems / Browser vendors should instead standardize on a hotkey to bring up an emoji selector that steals focus to filter via typing and inserts on enter key.
This stuff should just stop. Operating Systems / Browser vendors should instead standardize on a hotkey to bring up an emoji selector that steals focus to filter via typing and inserts on enter key.