Сходил для интереса на конфу для Java-разработчиков, хотя не пишу на Java уже давно (а на хорошем уровне не писал никогда).
Было много всего интересного, но особенно меня впечатлила лекция об истории развития этого языка. Java, на секундочку, вероятно самый распространённый язык программирования в мире с точки зрения количества разных устройств, на которых он присутствует. То есть буквально один из столпов современной цифровизации всего человечества.
Так вот, когда он только зарождался, компания Sun Microsystems наняла себе в помощь несколько сотен разработчиков из России, бОльшая часть которых сидела у нас в Питере — это были выходцы из матмеха СПбГУ. Более того — в какой-то момент именно питерская ячейка стала крупнейшей по числу инженеров, превзойдя даже ту, которая располагалась в Калифорнии. И люди периодически ездили в США, чтобы синхронизировать свою работу с тамошним офисом (пересылали diff репозитория архивами по почте!).
Потом Sun купила Oracle и постепенно ушла из России. Но вклад наши внесли, оказывается, очень существенный.
#dev
Перерисовал на эту тему картинку из XKCD
🌎 The phenomenon of synesthesia allows some people to experience a blending of senses—like seeing colors when hearing music or tasting flavors from words. This rare trait reveals how flexible and interconnected the human brain’s sensory pathways can be. ✨
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🌎 Marathon runners often report “time expansion,” where minutes can feel much longer during intense effort. This phenomenon is linked to changes in dopamine levels in the brain, affecting how we sense passing seconds. Scientists have tracked measurable shifts in perceived time during both high physical exertion and tasks demanding intense attention. ✨
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🌎 Time can seem to slow down or speed up based on emotional state. Studies show heightened fear, such as during accidents, leads people to recall more detail, but does not actually slow objective time. Experiments reveal our brain may stretch memory to make intense events feel longer, a phenomenon called time dilation. ✨
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🌎 The phenomenon of "temporal binding" describes how the brain knits together events that happen closely in time, making them feel like a single, unified event. Studies show people often judge actions and their effects as happening closer together than they really are, revealing how the human mind shapes our perception of time’s flow. ✨
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🌎 Time perception can be dramatically altered by body temperature, with research showing people exposed to cold environments often overestimate how much time has passed. This effect is linked to changes in the brain’s internal clock, and studies found that participants in cold water estimated intervals were about 20% longer than in neutral conditions. ✨
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🌎 Time can feel stretchy in our minds! In moments of stress or fear, your brain’s perception of time slows down—an effect called “time dilation.” The brain records more details during intense experiences, making events seem to last longer in memory. That’s why scary or thrilling moments feel like they stretch on forever, even though the real clock keeps ticking at its usual pace. ✨
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🌎 Your sense of time can shift dramatically—scientists call these “time anomalies.” Strong emotions or new environments can make minutes feel like hours, or hours like seconds. This happens because your brain judges time based on how much information it’s processing, not by the clock. Moments packed with novelty or excitement seem longer, while routine days fly by unnoticed. ✨
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🌎 The phenomenon known as synesthesia causes some people to involuntarily link senses, such as perceiving numbers or letters as specific colors. Brain scans show increased cross-activity between sensory regions in synesthetes, and the trait is estimated to occur in about 4% of people. ✨
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🌎 Our sense of time is shaped by specialized brain regions, including the cerebellum, basal ganglia, and the right supplementary motor area. Research using brain imaging and patient studies shows damage to these areas can create time perception anomalies—such as feeling time stretch, shrink, or fragment unexpectedly. The cerebellum, once thought only to control movement, plays a key role in accurately judging short time intervals. ✨
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🌎 In rare cases, time perception can be distorted by neurological conditions such as temporal lobe epilepsy or brain injuries. People may report "time slowing down," déjà vu, or missing chunks of experience. Some individuals with temporal lobe seizures even describe feeling like time has stopped completely. ✨
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🌎 Your brain uses a region called the "suprachiasmatic nucleus" as its master clock, syncing your sense of time to light and dark cycles. Disruptions—like jet lag or shift work—can make time feel faster or slower, and this clock influences sleep, alertness, and body temperature rhythms. ✨
#perception⚡#neuroscience⚡#circadian
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🌎 Certain types of migraine can cause "time dilation" or "time compression"—making minutes feel like hours or vice versa. Research links these time perception anomalies to abnormal brain activity in areas responsible for processing time and sensory input. Migraine auras affecting time sense have been documented in up to 15% of patients. ✨
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