Time to reopen this big 'ol bag of worms.

src/ScreenAttract.cpp

@@ -83,6 +83,12 @@ bool ScreenAttract::AttractInput( const InputEventPlus &input, ScreenWithMenuEle
 			// fall through
 		case GAME_BUTTON_START:
 		case GAME_BUTTON_COIN:
+			// If we're not in a game and there aren't enough credits to start,
+			// eat the input and do nothing.
+			if( GAMESTATE->GetCoinMode() == CoinMode_Pay &&
+					GAMESTATE->m_iCoins < PREFSMAN->m_iCoinsPerCredit &&
+					GAMESTATE->GetNumSidesJoined() == 0 )
+				return true;
 			if( pScreen->IsTransitioning() )
 				return false;