There is already a black market and those who don't pay or falsify...
Lets just make the thing easy. The idea of being able to staple the tax code to a telephone pole instead of the 6 inch thick volume that is revised every year is appealing.
There are cheaters and always will be...
With this plan I would suggest making the tax remittance monthly. That way when you suspect the local 7-11 of screwing the system via cash only systems, you only have to stake out the joint for a month to find out if they are on the level...
SO TRUE! Your thought about the future if this should ever come about is probably true. And it reminds me of President Johnson, after the civil rights legislation, said, paraphrased, 'this will put the blacks under our thumbs for the next 200 years'. And as some the the programs sprung into massive action, like the one that encouraged young black girls to have babies out of wedlock in order to qualify for free government housing and food stamps, etc, the precious, once tight knit and cohesive black familys began to crumble-leading to a lifestyle of government dependence. Democrats took this dem designed victemization status and ran with it-using it to powerfully keep our blacks out of the promise that is all Americans.
If our President and his advisors are serious about repealing the income tax, it won't be to keep people voting republican, it will be because it is the RIGHT THING TO DO. Our founding fathers are knocking on some powerful hearts....I hope it continues!