Lossy and non-lossy compression explained, with examples and an outline of how JPEG compression is performed.
HEIF
All about Mojave’s Dynamic Desktop, whether you can get rid of those files, and how to make your own personal Dynamic Desktop.
In a couple of weeks, when macOS 10.13.6 update ships, it’ll all be over for High Sierra. What should we remember it for?
How the iOS Photos app may save your PNG screenshot images in JPEG format: one mystery solved, another opened.
When you take a screenshot in iOS, it is saved in PNG format. There is no option. So why do mine come across on iCloud Drive as a JPEG?
More mitigation for Meltdown and Spectre, EFI updates, and steady progress in High Sierra are all very promising. So where does that put macOS 10.14?
The first tools to write HEIF still image and HEVC movies are now starting to arrive. Do they confirm their potential? Are they ready to use yet?
Apart from APFS, the features in High Sierra which I was looking forward to most were support for better image and video compression. So where are they?
Alex Karahalios’ shell script and Automator workflow to convert JPEG to HEIF/HEIC files.
Which apps can write image files using High Sierra’s wonderful new HEIF? I can’t find one, can you?
The Eclectic Light Company 