One of the primary reasons I don't like posting here or on services like you describe is because I cannot delete anything. Maybe you've enough users who don't c

One of the primary reasons I don't like posting here or on services like you describe is because I cannot delete anything. Maybe you've enough users who don't care about that but it should be taken into consideration that many people will not participate. You'd be therefore trading direct communication for archived communication and I'm not sure that's more valuable.