] Your post advocates a
]
] ( ) technical ( ) legislative ( ) market-based ( ) vigilante
]
] approach to fighting spam. Your idea will not work.
] Here is why it won't work.

Well, personally I think that whitelists suck less then spam, so I would add two more checkboxes to this form:

( ) People's complete unwillingness to make even the smallest change to their established routine.
( ) People's general expectation that their problems should be solved by other people.