This is very cool, but could we please stop calling things a tipping point? The tipping point for 'tipping point' was when Groupon stopped being thetippingpoint

This is very cool, but could we please stop calling things a tipping point? The tipping point for 'tipping point' was when Groupon stopped being thetippingpoint.com. Since then it's just been shorthand for 'change is happening'. Could we please get a more interesting metaphor?