But Wednesday, U.S. Embassy spokeswoman Mirembe Nantongo acknowledged those explanations are no longer good enough.

NPR: Maliki Calls Blackwater's Actions a Crime

The FDA's new message: just providing another option is no longer good enough.

FORBES: What Was Merck Thinking?

It's no longer good enough for a gaming console to simply play games: modern systems have to be complete home entertainment devices.

ENGADGET

"Old power-delivery technologies are no longer good enough, " he says.

FORBES: Magazine Article

European authorities need to avoid a further sovereign credit rating downgrade of Greece, which would put it in default, as this would make Greek bonds no longer good enough to be held as collateral by the European Central Bank.

FORBES: Voluntary Greek Debt Restructuring Still Constitutes Default, S&P Says

But that's no longer good enough.

CNN: Do We Still Need the Saudis?

' That a threat is 'unlikely' is no longer, by itself, a good enough basis on which to formulate national security policy affecting the lives of millions of Americans.

CENTERFORSECURITYPOLICY: James M. Inhofe

We may no longer have to lump car GPS units into the same "close is good enough" category as horseshoes and hand grenades.

ENGADGET: New in-car GPS tech uses motion sensors for accurate, autonomous city driving