Related Clues:

• "Assuming I'm right . . ."
• Failing that
• Otherwise how does this becomes his?
• Unless
• 'Say you're right ...'
• 'In that event ...'
• 'Otherwise ...'
• 'Based on that...'
• "Based on that..."
• "Should that be true ..."
• Perhaps even one way of printing stupidly
• Assuming that's true of leaders from Irish Free State organisation
• Backup introducer
• Assuming that's true of introductions to Internet free software off-line
• Switch is off, mostly. Should that happen?