Moreover, in the fast-moving world of technology, predictions of what the world will look like ten years from now are practically worthless.

But their houses are practically worthless, because they are unsaleable.

Near the end of the war, the currency became practically worthless as a medium of exchange.

Individual coins were by then practically worthless and were lost or discarded by the millions.

They were considered cheap in 1938, practically worthless, as oil producers still burned off natural gas at the wellhead as a waste product of oil exploration.