{"id":52158,"date":"2026-06-09T14:11:54","date_gmt":"2026-06-09T18:11:54","guid":{"rendered":"https:\/\/mjtsai.com\/blog\/?p=52158"},"modified":"2026-06-09T15:06:45","modified_gmt":"2026-06-09T19:06:45","slug":"glow-leopard","status":"publish","type":"post","link":"https:\/\/mjtsai.com\/blog\/2026\/06\/09\/glow-leopard\/","title":{"rendered":"Glow Leopard"},"content":{"rendered":"

Tim Hardwick<\/a>:<\/p>\n

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Apple at WWDC 2026 today said it has made several responsiveness improvements across its software ecosystem, speeding up system animations, app launching, and much more.<\/p>\n<\/blockquote>\n\n

Zac Hall<\/a>:<\/p>\n

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Overall, iOS 27 so far is a major collection of performance improvements and refinements.<\/p>\n<\/blockquote>\n\n

Ryan Christoffel<\/a>:<\/p>\n

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As had been rumored leading up to today, Apple has spent extra time this year working on bug fixes and performance improvements for iOS 27.<\/p>\n<\/blockquote>\n\n

Adam Engst<\/a>:<\/p>\n

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Although there’s no obvious connection between the Tahoe and Golden Gate names to indicate a “tock” release, Apple devoted the first chunk of the WWDC keynote to how OS 27 will address user and developer complaints about OS 26.<\/p>\n

[…]<\/p>\n

Apple also made a big deal about performance improvements, smoothing system animations, launching iPhone and iPad apps up to 30% faster, displaying new photos in the Photo Library up to 70% faster, transferring files via AirDrop up to 80% faster, and moving files from an iPad to an external drive is up to 5x faster, so it compares with macOS transfer speeds. A new CPU Scheduler promises to improve iPhone performance even on older models back to the iPhone 11, which may encourage more people with older iPhones to upgrade.<\/p>\n<\/blockquote>\n\n

Kyle Howells<\/a>:<\/p>\n

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There really aren’t many changes this year.<\/p>\n<\/blockquote>\n\n

I’m way more interested in bug fixes, but optimizations and refinements are great, too. Simply limiting the number of new features creates space to improve the software quality, though, it’s not clear to me whether there are really<\/em> fewer new features or if it’s just that they mostly fall under the single heading of AI.<\/p>\n\n

Paul Hudson<\/a>:<\/p>\n

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Animations run smoother, apps launch faster, and Liquid Glass is better? It’s Glow Leopard for sure!<\/p>\n<\/blockquote>\n\n

Divya Ravi<\/a>:<\/p>\n

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One underrated theme from this WWDC is Apple investing heavily in fundamentals.<\/p>\n

Faster launches, scheduler improvements, search infrastructure, networking transitions, rendering performance…<\/p>\n

Users notice responsiveness long before they notice most new features.<\/p>\n<\/blockquote>\n\n

Clarko<\/a>:<\/p>\n

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You gotta admire Apple’s ability to market “bug fixes and performance improvements” so effectively.<\/p>\n

Please just do this every other year.<\/p>\n<\/blockquote>\n\n

Previously:<\/p>\n