More Frantic Semantics.

When a friend tells you that he had 'a belter' last night, should you congratulate, commiserate - or call an ambulance? Do you know your 'dotcoms' from your 'hubs' and 'portals', and your 'bugs' from your 'viruses'? Are your linguistic credentials 'pukka'? Do you long to be a language 'maven'? Or