The downside of .ico files is that the format doesn't support compression, so th... | Hacker News

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		talideon on March 30, 2015 \| parent \| context \| favorite \| on: Inventing Favicon.ico The downside of .ico files is that the format doesn't support compression, so those files can get quite big.

cornstalks on March 30, 2015 | [–]

Yes they do. You can put PNG encoded images into an ICO format container.

talideon on March 30, 2015 | | [–]

Only as of Windows Vista, and how well supported are ICO-wrapped-PNGs in browsers?

cben on April 3, 2015 | [–]

Does it matter much given HTTP compression?

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