message: Rebalance tech costs across eras
diff: <iTrainPercent>100</iTrainPercent>
  <iConstructPercent>100</iConstructPercent>
  <iCreatePercent>100</iCreatePercent>
  - <iResearchPercent>100</iResearchPercent>
  + <iResearchPercent>150</iResearchPercent>
  <iBuildPercent>100</iBuildPercent>
  <iImprovementPercent>100</iImprovementPercent>
  <iGreatPeoplePercent>100</iGreatPeoplePercent>
  <iTrainPercent>100</iTrainPercent>
  <iConstructPercent>100</iConstructPercent>
  <iCreatePercent>100</iCreatePercent>
  - <iResearchPercent>100</iResearchPercent>
  + <iResearchPercent>125</iResearchPercent>
  <iBuildPercent>100</iBuildPercent>
  <iImprovementPercent>100</iImprovementPercent>
  <iGreatPeoplePercent>100</iGreatPeoplePercent>
  <iTrainPercent>90</iTrainPercent>
  <iConstructPercent>90</iConstructPercent>
  <iCreatePercent>90</iCreatePercent>
  - <iResearchPercent>100</iResearchPercent>
  + <iResearchPercent>85</iResearchPercent>
  <iBuildPercent>90</iBuildPercent>
  <iImprovementPercent>90</iImprovementPercent>
  <iGreatPeoplePercent>90</iGreatPeoplePercent>
  <iTrainPercent>80</iTrainPercent>
  <iConstructPercent>80</iConstructPercent>
  <iCreatePercent>80</iCreatePercent>
  - <iResearchPercent>100</iResearchPercent>
  + <iResearchPercent>70</iResearchPercent>
  <iBuildPercent>80</iBuildPercent>
  <iImprovementPercent>80</iImprovementPercent>
  <iGreatPeoplePercent>80</iGreatPeoplePercent>
  <iTrainPercent>70</iTrainPercent>
  <iConstructPercent>70</iConstructPercent>
  <iCreatePercent>100</iCreatePercent>
  - <iResearchPercent>100</iResearchPercent>
  + <iResearchPercent>60</iResearchPercent>
  <iBuildPercent>70</iBuildPercent>
  <iImprovementPercent>70</iImprovementPercent>
  <iGreatPeoplePercent>70</iGreatPeoplePercent>
  <iTrainPercent>60</iTrainPercent>
  <iConstructPercent>60</iConstructPercent>
  <iCreatePercent>60</iCreatePercent>
  - <iResearchPercent>100</iResearchPercent>
  + <iResearchPercent>50</iResearchPercent>
  <iBuildPercent>60</iBuildPercent>
  <iImprovementPercent>60</iImprovementPercent>
  <iGreatPeoplePercent>60</iGreatPeoplePercent>
  