If you’re making a custom home screen icon for a web site or web app, make the icon 129 pixels square. This will make the icon look good on both the iPhone and iPad screen. (Thanks to Dan Rubin for this.)
Also, instead of “apple-touch-icon,” you can use “apple-touch-icon-precomposed” and the ugly gloss won’t be added to the icon.
Two quick tips regarding “apple-touch-icon”
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