In some pilot projects, there have been unforeseen problems.
Some pilot programmes were launched by his ousted predecessor, Ken Clarke.
Some pilot studies are under way on the treatment of depression among the poor, and the results appear surprisingly consistent.
It has been around, in fact, almost as long as the technology that allows computers to perform some pilot functions.
At the end of October last year, some pilot whales almost got stranded in the same sea loch.
The UK and any other country should conduct careful scientific studies on impacts with some pilot projects before plunging into full-scale shale gas development, she said.
The prime minister's initiative, and particularly the Indian initiative, offers a framework within which to develop this theme, including through some pilot projects.
The state provides some pilot money in lieu of taxes, she said, but "nowhere near what we'd get if the land were taxed at full rate".
"Over the medium term, the post office would like to test some pilot routes by dirigible, once a prototype has been developed and produced," Mr. Widloecher said.
Congress also wants to start some pilot schemes.A second way to save money would be to get rid of excess hospital space.
Still, nationally, there are now some pilot programs by insurers and hospitals trying to tackle pieces of the cost problem on their own.
