Gets worse. A lot worse. Look at my collection. That's 16.5 months, with practically no budget to speak of...... not including the Galaga and Gyruss cocktails I also bought during that timeframe.
Sounds like you just have too much money and no willpower to me. You're saying you've bought every 4k+ pin you run across, if I read your story right? Since you apparently have money to burn, I'm looking for a mint Future Spa.