When Intel announced a $20 billion commitment to build at least two semiconductor plants on 1,000 acres in Central Ohio in 2022, it was the largest private-sector investment in Ohio's history. It also marked the start of a new surge of interest in the region.
In March, Chicago-based solar panel company Invenergy announced a $600 million investment in what could become the country's largest solar panel production facility. And on June 26, Amazon announced it will spend an estimated $7.8 billion over…