I hear ya.
For my individual income tax, I pay the full year’s amount of estimated tax in one fell swoop before the first installment deadline (April 15th), at 100% of the prior year’s tax liability. That’s the safe harbor amount.
I used pay quarterly, but it got to be too much of a hassle.
Damn, you're a better American than I Muddog. I went "Galt" shortly after Obunga came into office, stopped working and reduced my income tax to null.
One of my goals in life was to become financially independent - that doesn't mean rich, at least not money wise, but I was able to "drop out" of the rat race when he took over the country.
I'm looking to rejoin if Trump wins. In fact, I've been putting things in place to do just that.