What we mean by income tax today would have been impossible without that amendment, as it had numerous loopholes, including having to be uniform among the states. And the article supports my main point in that all three candidates running for office in 1912 supported the tax.
The only income taxes affected by the suit were those that the supreme court deemed to be Duties, Imposts, or Excises. That is limited to interest, dividends, and rents (income from property). Taxes on income from payroll was not part of it.
Faith is Hope (see Loki's sig for details)
If hindsight is 20-20, why is it so often ignored?