You can join in now. I'm at the Maxwell House sipping their brew as we speak. Virtual gots to taste better.
The Tassimo cappuccino (two discs) are $1/cup, so not cheap. Roughly equivalent to the SBUX capp, w/o the bitterness. The Tassimo has a barcode reader and adjusts to the temp and pressure. I've never had instant, so I'll have to try it some day.
That's pretty high tech. I don't think the K-cups are very high tech. The nicest two things about instant coffee are it's cheap (like 4 cents/cup) and it's fast (hot water, add coffee, stir, milk, sugar, done).
I don't know what you mean by "don't use delta." It is not a probability, so in that sense it should not be used to predict ITM probability. Delta will tell you approximately how much the option will move for a $1 change in underlying...I think I've said this five times already.