A freeware product from Apple that will allow the access to a ferocious tantrum with the touch of a button.
It's like setting off a bomb in some instances and is included in the bundle with any modern communications technology purchase.
Microsoft might have put it on the market first but, there were problems with the marketing people and the name of their version; 'This stupid ass fucking machine fucking computer bullshit mother fucking thing is going out the window' wasn't seen as a marketable direction at the time.
"Can you believe how much I paid for this piece of shit?" usually precludes iRage in many instances.