Are keyless drill chucks a compromise?

For decades every drill chuck had a chuck key. Then out of nowhere appeared keyless chucks. The keyless chucks seem to work pretty well. But do they grip as well? If so, this is a case of a better idea replacing the original. But if not, then we would continue to see chuck keys on hardworking drill presses.... show more For decades every drill chuck had a chuck key. Then out of nowhere appeared keyless chucks. The keyless chucks seem to work pretty well. But do they grip as well? If so, this is a case of a better idea replacing the original. But if not, then we would continue to see chuck keys on hardworking drill presses. Anybody have any information on this?
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