Four sectors. One curve each.

The Deflation Index averages four technology-cost series, each a single sourced metric starting when measurement starts. Each tells its own story.

• Computing
  -99.99999% since 1990
  compute · storage · memory · 29.4% of the index
• Communications
  -99.994% since 1998
  $/Mbps·mo transit · 23.5% of the index
• Energy
  -84.1% since 2010
  $/kWh solar LCOE · 29.4% of the index
• Transportation
  -90.7% since 2010
  $/kWh Li-ion pack · 17.6% of the index