Looking for incredibly boring, yet painful problems in industries like healthcare, oil/gas, real estate, and ecommerce. Build a solid product using .NET or Jav

Looking for incredibly boring, yet painful problems in industries like healthcare, oil/gas, real estate, and ecommerce. Build a solid product using .NET or Java. Charge massive consulting fees and hire some slick salesmen. I know several people who got rich doing this, but they were straight up businessmen, and thrived on solving boring, yet lucrative problems.