Far from impractical utopias, floating cities could be every bit as integrated into global society as the ones we already have on land.
It's uncommon but far from impractical.
However, the majority of the DPC methods developed so far are impractical in many scenarios as they require sophisticated signal processing at the transmitter with complexity similar to the one of sphere decoding.
Thus, idealism, far from being impractical, can produce politically practical and even admirable results.
Many ethics experts still say the only way Mr. Trump can eliminate his most serious conflicts is to liquidate his company, and then put the money into a blind trust — a move Mr. Trump has so far rejected as impractical and unreasonable.
Mr. Monkhouse of PEER 1 said the race to lower energy use at data centers had generated an explosion of ideas for cooling servers, including some that appeared far-fetched or impractical like immersing the machines in metal cases surrounded by oil to drain heat away even faster than water.
And all of the proposals one hears for resolving this ugly situation seem to be either impractical or far behind the curve.
Doing so would be far too expensive, and impractical to boot, even though the sensing technology is improving (see "Measuring the Climate Impact of Natural Gas").
"I had seen similar fonts, but at the time they were completely unaffordable and so impractical as far as costs go," he told the BBC.
Crosswalks, if they exist, are often spaced so far apart they are impractical, or don't provide enough time for older adults to safely cross.
