A casino offers the following game. The gambler stakes $1 on either spades, hearts, diamonds, or clubs. Then a deck of cards is shuffled and the top card in turned over. If the gambler stakes $1 on spades and the top card is a spade, he gets his $1 back, and $2 more; if it's not a spade, he loses his $1. That ends the game. The card is put back in the deck, and the deck is shuffled for the next play. A gambler plays the game 75 times, betting on a spade each time. After 75 plays, the net gain of the gambler will be around ____ give or take ____or so.