Maybe you're right, I'm back down to 50 BTC right now. Big bets are terrible when you lose. 
I'm still trying though!
I'm still trying though!Predicted outcome: Reversion to mediocrity. If sufficiently persistent: House wins by mathematical advantage.
If you can't do the math, you shouldn't play the game. If you can do the math, you wouldn't play the game. (Other than for fun, of course.)
This is a bit of a bad sign:
Will do! I'm thinking of stopping when I hit 150 BTC.
Still, good luck!