Transforms don't execute until the consumer pulls. There's no eager evaluation, no hidden buffering. Data flows on-demand from source, through transforms, to the consumer. If you stop iterating, processing stops.
Nature, Published online: 25 February 2026; doi:10.1038/s41586-025-10064-4
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Listen to the optimists, and the AI-driven economic boom is at the doorstep. The Penn Wharton Budget Model projects AI will add 1.5% to GDP and productivity over the next decade. Goldman Sachs says it could add up to three percentage points to productivity every year. By the mid-2030s, AI might increase work output by 20%, according to Vanguard.
Известный американский писатель-фантаст Дэн Симмонс 21 февраля ушел из жизни в возрасте 77 лет. Об этом сообщается на сайте Degnity Memorial.
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