hurdle

Yet truly autonomous flight with human passengers will face a host of technical and regulatory hurdles, and—perhaps the most difficult of all—a tough sell to travelers.

But a revamped government program has lowered key hurdles to investment, making it easier to build assets long-term.

Rather than signaling a change in direction, Rattigan sees the executive shifts as a response to the hurdles these companies face in improving profitability as consumers pull back and become more resistant to price increases.

There are rising production costs and operational risks to consider, and expanding a mine’s capacity is very capital intensive — and often faces environmental and regulatory hurdles that result in significant and costly delays.

Truly autonomous flight with human passengers will face a host of technical and regulatory hurdles, and—perhaps the most difficult of all—a tough sell to travelers.