- United Airlines immediately faced questions on the prudence of spending resources on finding an alternative to jet fuel.
- CNBC anchor Joe Kernen noted during an interview with Kirby that more than $3.8 trillion has been spent over the past decade on renewable energy even as fossil fuels declined from 82% to 81% of overall energy consumption.
- “This seems like you’re putting your toe in the water to say ‘We are trying to do something,’ but realistically speaking, when do you see any real replacement for the jet fuel you use right now?” Kernen asked.
