The Sony 100-400mm f/5.6-f/8 costs $850, roughly a fifth of the price of the pricier 100-400mm f/4.5, and that number tells you almost everything about the tradeoffs waiting inside. Whether you shoot wildlife, travel light, or just want the long end covered without emptying your bank account, the question is what those savings actually cost you in the field.

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A new free channel on Roku plays AI-generated movies, shows, and shorts around the clock, with AI-generated ads slotted between them. It is called Fairground AI Creator TV, and it runs 24 hours a day, seven days a week.

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A new open-source typeface called ShieldFont looks like ordinary text when you read it, but hands AI scrapers a corrupted version of the same page. It swaps out select words in a site's source code so bots collect subtly wrong sentences while you see the real thing.

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A Wisconsin woman was stopped by police with guns drawn twice in one week after an automated license plate camera wrongly linked her car to a Milwaukee homicide. Milwaukee police say the alert should have been deleted days earlier, but a staffer never cleared it.

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You stood at the canyon rim at sunset, took in the glowing sky and the shadowed rock below in a single glance, and pressed the shutter certain you had it. The file came back with a white sky or a black cliff, never both. Your eyes were not lying and your camera was not broken; the two simply do not measure light the same way, and the gap between them is large enough to explain almost every disappointing landscape you have ever shot.

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You press the shutter once. A raw file can contain more than one admissible photograph, and the camera shows you only the version it chose.

You shot the scene once, but the digital file came back with several photographs inside it. You have seen one: the JPEG preview the screen handed you when the button went down. The others are in the same file, equally valid, equally yours, and most photographers discard them without ever knowing they were there.

That is not a processing tip. It changes where your work actually happens.

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